Subject-matter index of patents for inventions issued by U.S. Patent Office, from 1790 to 1873, inclusive, Volume II.

Bibliographic Details

Corporate Author:	United States. Patent Office
Format:	Government Document eBook
Language:	English
Published:	[Washington] : GPO, 1874.
Subjects:	Patents. Electronic books.
Online Access:	Connect to the full text of this electronic document