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GB Patent: GB-154,507
Improvements in or relating to brush lifting and short circuiting means for induction motors
Patentee:
Albert Parkinson - Guiseley, Leeds, England

USPTO Classifications:

Tool Categories:
electrical devices : electric motors : induction motors

Assignees:
F. & A. Parkinson Ltd. - Guiseley, Leeds, England

Manufacturer:
F. & A. Parkinson Ltd. - Guiseley, Leeds, England

Witnesses:
Unknown

Patent Dates:
Applied: Sep. 19, 1919
Granted: Dec. 02, 1920

Patent Pictures: [ 1 | 2 ]
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"Vintage Machinery" entry for F. & A. Parkinson Ltd.
Description:
Seen on a 2 HP 3 phase motor made by F. & A. Parkinson Ltd. of Leeds.

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