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Image Gallery Subject: Patents

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Patent No. 203,412 granted to Charles F. Brush for an improvement in magneto-electric machines.
Patent No. 203,412 from Patents granted to Charles F. Brush relating to electric machinery and apparatus
Drawing for Patent No. 376,630 for an electro magnetic device granted to C.F. Brush January 17, 1888.
Drawing for Patent No. 376,630 from Patents granted to Charles F. Brush relating to electric machinery and apparatus
Electric-lights, No. 227,229 patented May 4, 1880
Drawing for Patent No. 227,229 for electric lights granted to T.A. Edison May 4, 1880
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