- Additional Authors
- Description
- 37 p.; 22 cm.
- Subject
- Patent laws and legislation > United States
- Note
- "March, 1870."
- Reproduction of the original from the American Antiquarian Society.
- Sabin no. 68269.
- Reproduction (note)
- OCLC
- TGPSM09-B937
- Title
Reasons for opposition to certain proposed changes in the patent laws [electronic resource] / submitted to the Committees on Patents of the U.S. Senate and House of Representatives, by a committee of inventors, solicitors and attorneys.
- Imprint
Washington [D.C.] : H. Polkinhorn & Co., printers, 1870.
- Reproduction
Electronic reproduction. Farmington Hills, Mich. : Gale, 2009. Available via the World Wide Web. Access limited by licensing agreements.
- Local Note
Postbellum; Science; Finance.
- Connect to:
- Added Author
United States. Congress. Senate. Committee on Patents.
United States. Congress. House. Committee on Patents.