Lists of patents granted by U.S., from Apr. 10, 1790 to Dec. 31, 1836, with appendix containing reports on condition of Patent Office in 1823, 1830, and 1831
Contributors: United States. Patent Office.
Publisher: [s.n.]
Published: 1872
Place of publication: Washington, D.C
Format: Microform
Subjects: Patents -- United States -- Indexes.
Genres: Indexes.