Subject-matter index of patents for inventors issued by the United States Patent Office from 1790 to 1873, inclusive.

Bibliographic Details
Corporate Author: United States. Patent Office
Other Authors: Leggett, Mortimer Dormer, 1821-1896
Format: Book
Language:English
Published: North Stratford, NH : Ayer Company Publishers, 2000.
Series:America in two centuries, an inventory.
Subjects:
Description
Item Description:Reprint of the 1874 edition published by Government Printing Office, Washington.
Physical Description:3 volumes (1951 pages) ; 26 cm.