Journal of the Franklin Institute of the State of Pennsylvania for the Promotion of the Mechanic Arts: Devoted to Mechanical and Physical Science, Civil Engineering, the Arts and Manufactures, and the Recording of American and Other Patent InventionsFranklin Institute, 1840 Vols. 1-69 include more or less complete patent reports of the U. S. Patent Office for years 1825-1859. cf. Index to v. 1-120 of the Journal, p. [415] |
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Page 36
... silver and twenty guineas to John Edward Jones , for his description , plan and drawings of the sewage of Westminster . A Telford medal in silver to Charles Hood , for his paper on warming and ventilating buildings . A Telford medal in ...
... silver and twenty guineas to John Edward Jones , for his description , plan and drawings of the sewage of Westminster . A Telford medal in silver to Charles Hood , for his paper on warming and ventilating buildings . A Telford medal in ...
Page 121
... silver hue , according to the length of the operation or the quantity of zinc that com- bines with the copper . The brightness of the gold colored alloy may be enhanced by rubbing the article with vegetable charcoal , or the soot from a ...
... silver hue , according to the length of the operation or the quantity of zinc that com- bines with the copper . The brightness of the gold colored alloy may be enhanced by rubbing the article with vegetable charcoal , or the soot from a ...
Page 196
... silver from lead , even under Mr. Pattison's arrangement , in quantities too large for the demands of commerce . A considerable proportion of the lithage made must , therefore , necessarily be reduced again into the metallic state , and ...
... silver from lead , even under Mr. Pattison's arrangement , in quantities too large for the demands of commerce . A considerable proportion of the lithage made must , therefore , necessarily be reduced again into the metallic state , and ...
Page 205
... silver , or copper leaf , & c . , give a good effect when defiagrated on a strip of bright tin plate , which may be connected with one pole of the battery , whilst the metallic leaf , placed on a long copper wire in connexion with the ...
... silver , or copper leaf , & c . , give a good effect when defiagrated on a strip of bright tin plate , which may be connected with one pole of the battery , whilst the metallic leaf , placed on a long copper wire in connexion with the ...
Page 254
... silver and gold elastic bracelets and bands . The ropes made by Mr. Sievier with the strongest of the above threads , clothed with hemp , and worked in his gigan- tic braiding machine , possess , after they are re - elasticated by heat ...
... silver and gold elastic bracelets and bands . The ropes made by Mr. Sievier with the strongest of the above threads , clothed with hemp , and worked in his gigan- tic braiding machine , possess , after they are re - elasticated by heat ...
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Common terms and phrases
ammonia amount apparatus applied arrangement atmosphere average bars bitumen boiler canal carbonic acid carriage cast iron cent Certificate of Honourable claim Clear-do Cloudy-do coal colour combination Committee consists construction containing copper cost cylinder deposited described Dew point diameter distance dollars effect employed equal exhibited experiments Fahrenheit feet Franklin Institute friction frustrum furnace glass heat Honourable Mention improvement inches inclined plane increase invention labour length lever lime liquid locomotive machine magnesia manner manufacture matter means metal miles mode motion nitric acid obtained operation oxide Papin passing patent Philadelphia piece pipe piston placed plate portion pressure produced puddling furnace purpose quantity railroads rails railway resistance revolving road rollers screw shaft side silver solution specimens steam engine stone stroke engine sulphate sulphuric sulphuric acid surface temperature tion tube valve vessel wages weight wheels white lead whole zinc
Popular passages
Page 115 - Be it known that I, John Fitch, of Philadelphia, in the county of Philadelphia, the State of Pennsylvania, have invented a new and improved mode of preventing steam-boilers from bursting, and I do hereby declare that the following is a full and exact description thereof, reference being had to the accompanying drawings, and to the letters of reference marked thereon.
Page 287 - General, who is a member of the Cabinet of the President of the United States: but, like the other cabinet officers, receives only the moderate salary of 6000 dollars.
Page 98 - The Committee on Science and the Arts constituted by the Franklin Institute of the State of Pennsylvania, for the promotion of the Mechanic Arts, to whom was referred for examination a Solar Compass, invented by WM.
Page 25 - Whenever, through inadvertence, accident, or mistake. and without any fraudulent or deceptive intention, a patentee has claimed more than that of which he was the original or first inventor or discoverer...
Page 18 - The Committee on Science and the Arts, constituted by the Franklin Institute of the State of Pennsylvania for the promotion of the Mechanic Arts, to whom was referred for examination, two reflecting telescopes, made by Mr.
Page 83 - A description and draught of a new-invented machine for carrying vessels or ships out of or into any harbour, port, or river, against wind or tide, or in a calm.
Page 305 - Now know ye, that in compliance with the said proviso, I, the said William Graham, do hereby declare the nature of the said invention, and the manner in which the same is to be performed...
Page 11 - I have taken a piece of a whole cannon, whereof the end was burst, and filled it three quarters full of water, stopping and screwing up the broken end, as also the touchhole, and making a constant fire under it ; within twenty-four hours it burst, and made a great crack...
Page 25 - Office; and it shall thereafter be considered as part of the original specification to the extent of the interest possessed by the claimant and by those claiming under him after the record thereof.
Page 25 - The specifications and claim in every such case shall be subject to revision and restriction in the same manner as original applications are.