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CA Patent: CA-733,203
Electric motor with improved cooling means
Patentees:
Russell I. Robinson (exact or similar names) - Thiensville, WI
Bruce T. Hein (exact or similar names) - Milwaukee, WI
Joseph W. Purman (exact or similar names) - Milwaukee, WI

USPTO Classifications:

Tool Categories:
electrical devices : electric motors : motor cooling

Assignees:
Louis Allis Co. - Milwaukee, WI

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Granted: Apr. 26, 1966

Patent Pictures:
CIPO Data
Report data errors or omissions to steward Jeff Joslin
"Vintage Machinery" entry for Louis Allis Co.
Description:
This is the Canadian equivalent of US patent 3,207,934.

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