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US Patent: 731,872
Motor Mechanism
Patentee:
Francis G. Echols (exact or similar names) - Hartford, Hartford County, CT

USPTO Classifications:
91/39, 92/7, 92/88

Tool Categories:
metalworking machines : indexers and dividers

Assignees:
Pratt & Whitney Co. - Hartford, Hartford County, CT

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Dec. 18, 1902
Granted: Jun. 23, 1903

Patent Pictures:
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Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Pratt, Whitney & Co.
Description:
Original application filed 25 Aug., 1902. Divided and the application filed 18 Dec., 1902.

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