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US Patent: D57,987
Grease Gun
Patentee:
Charles W. Manzel - Buffalo, NY

USPTO Classifications:
D8/14.1

Tool Categories:
industrial tools : tool lubricators : grease guns

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
none listed

Patent Dates:
Applied: Sep. 16, 1920
Granted: May 24, 1921

Patent Pictures:
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