Journal of the Franklin Institute

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Franklin Institute, 1847
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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Página 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, two reflecting telescopes, made by Mr.
Página 329 - 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.
Página 249 - What we claim as our invention and desire to secure by Letters Patent is the combination...
Página 93 - What we claim as our invention, and desire to secure...
Página 180 - ... but what we do claim as our invention, and desire to secure by letters patent, is the...
Página 313 - Having now described the nature of the invention, and in what manner the same is to be performed, I declare that I claim as my invention, first, the...
Página 85 - ... what I claim therein as new, and desire to secure by letters patent, is the manner in which I have combined the...
Página 124 - As the luminous effects are undoubtedly owing to a vibratory movement executed by the molecules of the platinum, it seems from the foregoing considerations to follow, that the frequency of those vibrations increases with the temperature.
Página 100 - What I claim as my invention, and which I desire to secure by letters patent...
Página 346 - In 1466, fig. 84, the nucleus projects on each side of the ray, so that its diameter must be greater than the thickness of the exterior stratum. He could not leave this part of his subject without calling attention to the fact that no REAL nebula seemed to exist among so many of these objects chosen without any bias: all appeared to be clusters of stars, and every additional one which shall be resolved will be an additional argument against the existence of any such.

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