Classification bulletin of U.S. Patent Office for months of Oct. 1904-June 1905, containing classification of subjects of invention revised by Classification Division of U.S. Patent Office.

Bibliographic Details

Corporate Author:	United States. Patent Office
Format:	Government Document eBook
Language:	English
Published:	[Washington] : GPO, 1905.
Subjects:	Electric machinery. Machinery. Musical instruments. Railroad equipment industry. Electronic books.
Online Access:	Connect to the full text of this electronic document