Journal of the Franklin Institute, Volume 80; Volume 110Franklin Institute, 1880 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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Results 1-5 of 35
Page 61
... wire or beaten into extremely thin leaves , and can be readily welded either to nickel or to iron . - Chron . Ind . C. The Longest Geodetic Arc . - By the joint labors of Spanish and French engineers , under the direction of Ibaņez and ...
... wire or beaten into extremely thin leaves , and can be readily welded either to nickel or to iron . - Chron . Ind . C. The Longest Geodetic Arc . - By the joint labors of Spanish and French engineers , under the direction of Ibaņez and ...
Page 71
... wire staples in business and law papers , etc. , were exhibited , and Partridge's patent pencil pointer . Robinson's combination brace , wrench and hand vise was shown ; also the Enterprise Manufacturing Company's fruit press , and a ...
... wire staples in business and law papers , etc. , were exhibited , and Partridge's patent pencil pointer . Robinson's combination brace , wrench and hand vise was shown ; also the Enterprise Manufacturing Company's fruit press , and a ...
Page 113
... wires ; and after traversing the coils of the armature it was led to the axle of the driving wheels , which was insulated from the body of the car , and thence by the driving wheels to the outer rails , and by them back to the dynamo ...
... wires ; and after traversing the coils of the armature it was led to the axle of the driving wheels , which was insulated from the body of the car , and thence by the driving wheels to the outer rails , and by them back to the dynamo ...
Page 126
... wire attached and luted by silicate of soda and fine manganese dioxide . It was expected that the pressure would only serve to make the closing more secure , but , on heating , the iron yielded and the ball was driven out with a loud ...
... wire attached and luted by silicate of soda and fine manganese dioxide . It was expected that the pressure would only serve to make the closing more secure , but , on heating , the iron yielded and the ball was driven out with a loud ...
Page 134
... wires which were sealed into a wide glass tube . The carbon particles were transferred to this boat after being weighed , and the tube connected by india - rubber stoppers with an oxygen gasometer on the one side and a series of potash ...
... wires which were sealed into a wide glass tube . The carbon particles were transferred to this boat after being weighed , and the tube connected by india - rubber stoppers with an oxygen gasometer on the one side and a series of potash ...
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acid Anthracite apparatus battery bobbin boiler bone oil carbon carbonic acid cent chamber coal gas combustion compression constructed containing cubic cylinder diameter dimensions drawing-roller dy dz dynamo-electric effect elastic elastic limit electric light employed experiments feet fibres Franklin Institute furnace gases gills give heating surface horizontal horse-power hour increase ingot iron jute length locomotive machine magnet manganese matter means mechanical ment metal metric metric system miles miles per hour millimetre minute motion nuts obtained ordinary oxide oxygen paraffine Patents Perkins Engine phosphorus pins piston placed plate pound of coal pounds per square practical pressure produced proportion quantity Rendus resistance revolutions per minute rollers screws selenium shaft shell side silica slag sliver speed square inch steam dome steam engine steel strain Sulphur temperature tion tons tubes valve vaporized velocity vertical vessel weight wheels wire