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US Patent: 892,656
Controller for alternating-current motors
Patentee:
George W. Euker - Boston, MA

USPTO Classifications:
307/156, 318/551, 318/773, 336/136

Tool Categories:

Assignees:
Diehl Manufacturing Co. - Elizabeth, NJ

Manufacturer:
Not known to have been produced

Witnesses:
William M. Stockbridge
Waldo M. Chapin

Patent Dates:
Applied: Aug. 27, 1907
Granted: Jul. 07, 1908

Patent Pictures:
USPTO pdf tiff
Google Patents
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"Vintage Machinery" entry for Diehl Manufacturing Co.
Description:
Primarily intended for sewing machines.

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