Inside Out Library · Explore

Collection of United States patents granted to Thomas A. Edison, 1869-1884 (1869)

Edison, Thomas A. (Thomas Alva), 1847-1931, Peters, N. (Norris), lithographer, Hammer, William Joseph, 1858-1934, former owner. DSI, Edison, Thomas A. (Thomas Alva), 1847-1931, inscriber. DSI, United States. Patent Office · Washington, D.C. : U.S. Patent Office · leaf 725

An illustration from Collection of United States patents granted to Thomas A. Edison, 1869-1884, 1869, leaf 725
B Bbeing carried by the case. 60 What I claim is— 1. The combination, with the safety wire ordevice, of an inclosing case or shell, substan-tially as set forth. 2. The combination, with the safety-wire 65and main severed conductor, of a shell or caseinclosing the safety device or wire and… … N.perens, photo-uthographes, Washington, d c. United States Patent Office. THOMAS A. EDISON, OF MENLO PARK, NEW JEESEY.ELECTRIC LIGHT. SPECIFICATION forming part of Letters Patent No. 227,227, dated May 4, 1880. Application filed February 10, 1879. To all whom it may concern : Be it known that I,…

Trade catalogs · Patents · Edison, Thomas A. (Thomas Alva), 1847-1931 · Inventions · Telegraph · Electric machinery · Electric apparatus and appliances · Phonograph · Telephone · Motors

Internet Archive · Smithsonian Libraries · Public Domain Mark 1.0. Free to use for anything.

More pictures from Collection of United States patents granted to Thomas A. Edison, 1869-1884

More like this