Index of patents relating to electricity, granted by U.S. prior to July 1, 1881; with appendix embracing patents granted from July 1, 1881 to June 30, 1882.

Bibliographic Details
Corporate Author:	United States. Patent Office
Format:	Government Document eBook
Language:	English
Published:	[Washington] : GPO, 1882.
Subjects:	Magnetism. Measuring instruments. Musical instruments. Railroad equipment industry. Electronic books.
Online Access:	Connect to the full text of this electronic document

Description
Item Description:	Note: For related series, see I2307-1 to I2307-2.3. Electronic resource.
Physical Description:	1 online resource (xii+259 pages)