302,319 (Dynamo Electric Machine), July 22, 1884

Brush, Charles Francis, 1849-1929

1884-07-22
2014-12-02

Patent 302,319 issued July 22, 1884, including illustrations and typed description of improvement in structure of armature and arrangement of field magnets in dynamo electric machine

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Electric Batteries

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Case Western Reserve University, digital content

http://hdl.handle.net/2186/ksl:spcbru01400

Charles F. Brush, Sr., Papers
Series 3: Patents (1872-1888)
Box 9
Folder 3