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, 1828 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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Pagina 330 - That any person or persons having discovered or invented any new and useful art, machine, manufacture, or composition of matter, or any new and useful improvement on any art, machine, manufacture, or composition of matter...
Pagina 374 - I do hereby declare this to be my specification of the same; and that I do verily believe this my said specification doth comply, in all respects, fully, and without reserve or disguise, with the proviso in the said hereinbefore in part recited letters patent contained.
Pagina 276 - ... to the author of any important discovery or useful improvement in light or in heat, which shall have been made and published by printing, or in any way made known to the public, in any part of the continent of America, or any of the American islands ; preference being always given to such discoveries as shall, in the opinion of the Academy, tend most to promote the good of mankind...
Pagina 103 - They shall call the people unto the mountain; there they shall offer sacrifices of righteousness: for they shall suck of the abundance of the seas, and of treasures hid in the sand.
Pagina 112 - Buchanan that the same quantity of human labour employed in working a pump, turning a winch, ringing a bell, and rowing a boat, are as the numbers 100, 167, 227, and 248. The most advantageous manner of applying human strength is in the act of rowing.
Pagina 102 - The painting should be very highly finished; otherwise, when varnished, 'the tints will not appear united. " When the painting is quite dry, with rather a hard brush, passing it one way. varnish it with white wax, which is put into an earthen...
Pagina 66 - Esq. in consequence of a communication made to him by a certain foreigner residing abroad, for an invention of certain improvements in machinery for the purpose of spinning wool, cotton and other fibrous substances.
Pagina 375 - Derosne, do hereby describe the manner in which the said invention is to be performed, by the following description thereof, (that is to say...
Pagina 333 - And it is hereby enacted and declared, that simply changing the form or the proportions of any machine, or composition of matter, in any degree, shall not be deemed a discovery.
Pagina 331 - ... in such full, clear, and exact terms, as to distinguish the same from all other things before known, and to enable any person skilled in the art or science, of which it is a branch, or with which it is most nearly connected, to make, compound, and use the same.