The Emporium of Arts and Sciences, Том 2

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Стр. 273 - State, signifying a desire of obtaining an exclusive property in the said improvement, and praying that a patent may be granted for that purpose : THESE ARE THEREFORE to grant, according to law, to the said NICHOLAS J.
Стр. 273 - In testimony whereof, I, Andrew Jackson, PRESIDENT OF THE UNITED STATES OF AMERICA, have caused these Letters to be made Patent, and the seal of the General Land Office to be hereunto affixed.
Стр. 273 - March one thousand eight hundred and thirty-one, the full and exclusive right and liberty of making, constructing, using and vending to others to be used...
Стр. 224 - ... a sieve. The feathers should be afterwards well washed in clean water, and dried upon nets, the meshes of which may be about the fineness of cabbage-nets. The feathers must be from time to time shaken upon the nets, and as they dry will fall through the meshes, and are to be collected for use.
Стр. 297 - Melt twelve ounces of resin in an iron pot or kettle ; add three gallons of train oil and three or four rolls of brimstone ; and when the...
Стр. 272 - That the author or proprietor of any such map, chart, book or books, shall, within six months after the publishing thereof, deliver, or cause to be delivered to the Secretary of State a copy of the same, to be preserved in his office.
Стр. 268 - Any person who has invented any new and useful art, machine, manufacture or composition of matter, or any new and useful improvement in any art, machine, manufacture or composition of matter...
Стр. 268 - ... the advantages of which he is desirous of securing to himself and his legal representatives : he therefore prays that letters patent of the United States may be issued, granting unto your petitioner, his heirs, administrators, or assigns, the full and exclusive right of making, constructing, using, and vending to others to be used...
Стр. 270 - He shall, furthermore, accompany the whole with a drawing, or drawings, and written references, where the nature of the case admits of drawings, or with specimens of ingredients, and of the composition of matter, sufficient in quantity for the purpose of experiment, where the invention or discovery is of a composition of matter...
Стр. 274 - I do hereby certify that the foregoing letters patent were delivered to me on the 28th day of April, in the year of our Lord 1825, to be examined; that I have examined the same, and find them conformable to law, and I do hereby return the same to the Secretary of State within fifteen days from the date aforesaid, to wit, on this 28th day of April, in the year aforesaid.

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