Private Law 16–CXIV

That the Secretary of State be, and he is hereby,

Letters patent to be issued for an improved plough.

Act of Feb. 21, 1793, ch. 11.

Act of April 17, 1800, ch. 25.

authorized and required to issue Letters Patent to Henry Burdin, for his improvement in the construction of a plough, upon his complying with the directions of the act, entitled “An act to promote the progress of the useful arts, and to repeal the act heretofore made for that purpose,” and an act, entitled “An act to extend the privilege of obtaining patents for useful discoveries and inventions to certain persons therein mentioned, and to enlarge and define the penalties for violating the rights of patentees,” except so far as the said acts, or any part or parts of them, SIXTEENTH CONGRESS. Sess. I. Ch. 115, 116, 120. 1820. require a residence of two years within the United States, in like manner, in all respects, as if the said Henry Burdin had resided two years within the United States.