A digest of patents, issued by the United States, from 1790 to January 1, 1839
published by Act of Congress under the superintendence of the Commission of Parents, Henry L. Ellsworth to which is added the present laws relating to patents
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Author
Contributions
- Ellsworth, Henry Leavitt, 1791-1858 - Contributor
Publication
1840 - Printed by Peter Force, Washington, D.C, District of Columbia
Language
English
Word Count
167,500 words, Guess
Page Count
670 pages
Identifiers
- Open LibraryOL45040126M
- OCLC Control Number12176874
- OCLC Control Number1029977852
Classifications
- LCCT223.D7 U58 1840
Subjects
Places
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