Inside Out Library

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 1081

An illustration from Collection of United States patents granted to Thomas A. Edison, 1869-1884, 1869, leaf 1081
con- 90nect the polar and yoke ends of the field-m ag-net, being pivoted to or upon one end and ad-justable to or from the other end, in combina-tion with an electro-magnet energized by thecurrent generated for automatically accom- 95plishing such adjustment, substantially as setforth. This… … WITNESSES: INVENTOR: BY Q^^^u^j^ATTORNEYS. Of -Lithographer, Washington. D. a United States Patent Office* THOMAS A. EDISON, OF MENLO PARK, NEW JERSEY, ASSIGNOR TO THEEDISON ELECTRIC LIGHT COMPANY, OP NEW YORK, N. Y. ELECTRIC CHANDELIER. SPECIFICATION forming part of Letters Patent No. 263,137,…

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

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