Journal of the Franklin Institute, Volume 9Pergamon Press, 1845 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 78
... prepared and adopted , the latter must be pronounced the better material . As to weight , little or no difference can be stated ; and regarding their comparative expense , it is believed , allowing fairly for all circumstances , the ...
... prepared and adopted , the latter must be pronounced the better material . As to weight , little or no difference can be stated ; and regarding their comparative expense , it is believed , allowing fairly for all circumstances , the ...
Page 89
... preparing Fabrics of Caout- chouc , or India Rubber ; Charles Goodyear , New York City , June 15 . -- The patentee ... preparation , say to a heat of 270 " of Fahrenheit's scale ; nor will it be injuriously affected by exposure to cold ...
... preparing Fabrics of Caout- chouc , or India Rubber ; Charles Goodyear , New York City , June 15 . -- The patentee ... preparation , say to a heat of 270 " of Fahrenheit's scale ; nor will it be injuriously affected by exposure to cold ...
Page 106
... prepared to furnish the best and purest flint glass . We have been dependent on foreign manufacture for our colored glass in a great measure , but the Boston and Sandwich Co. , who have erected a furnace on purpose for making it , have ...
... prepared to furnish the best and purest flint glass . We have been dependent on foreign manufacture for our colored glass in a great measure , but the Boston and Sandwich Co. , who have erected a furnace on purpose for making it , have ...
Page 107
... preparation of ex- ceeding beauty and purity , and well worthy the attention of every one . No. 521 , chemicals , by ... prepared articles , among which the biuiodide of mercury , mosaic gold , chromic , and gallic acids , are peculiarly ...
... preparation of ex- ceeding beauty and purity , and well worthy the attention of every one . No. 521 , chemicals , by ... prepared articles , among which the biuiodide of mercury , mosaic gold , chromic , and gallic acids , are peculiarly ...
Page 108
... prepared and well put up , and will be found con- venient for family use , but of their peculiar excellencies the commit- tee are not able to judge . No. 548 , chemicals , by Edwin Parrish ; they are generally very good specimens of ...
... prepared and well put up , and will be found con- venient for family use , but of their peculiar excellencies the commit- tee are not able to judge . No. 548 , chemicals , by Edwin Parrish ; they are generally very good specimens of ...
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Popular passages
Page 258 - Having now particularly described and ascertained the nature of my said invention and in what manner the same is to be performed, I declare that what I claim is (d).
Page 43 - Happy is the man that findeth wisdom, and the man that getteth understanding. For the merchandise of it is better than the merchandise of silver, and the gain thereof than fine gold.
Page 153 - Committee appointed to inquire into the merits of the atmospheric system of railway have examined the matters to them referred, and have agreed to the following Report. Your Committee have given their best attention to this interesting subject.
Page 105 - ... constructed and arranged substantially in the manner and for the purpose herein set forth.
Page 305 - Ocean, the first thing which strikes us is, that, the north-east and south-east monsoons, which are found the one on the north and the other on...
Page 371 - I claim the manner in which the bricks are received, compressed, and delivered ; but what I do claim as my invention, and which I desire to secure by letters patent, is the...
Page 266 - 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 177 - ... with the solid portion of the coal. From the chemical changes which take place in the combination of the hydrogen with oxygen, the bulk of the products is found to be to the bulk of the atmospheric air required to furnish the oxygen, as 10 is to 11.
Page 99 - Having thus fully described my invention, what I claim therein as new, and desire to secure by letters patent, is...