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US Patent: RE15,115
Method of driving electric centrifugal machines
Patentee:
Edward D. Mackintosh (exact or similar names) - Brooklyn, NY

USPTO Classifications:
210/145, 464/41

Tool Categories:

Assignees:
Edith Mackintosh - Brooklyn, NY
S. S. Hepworth Co. - New York, NY

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Mar. 02, 1921
Granted: May 31, 1921

Patent Pictures:
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Report data errors or omissions to steward Jeff Joslin
Description:
Inventor Mackintosh was deceased at the time of reissue. The reissue was filed by H. E. Donnell, president of S. S. Hepworth Co.

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