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US Patent: 1,541,866
Automatic Oil Feeding Apparatus
Patentee:
Martin Sorensen (exact or similar names) - Chicago, Cook County, IL

USPTO Classifications:
184/103.2

Tool Categories:
industrial tools : tool lubricators : oil pumps

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Oct. 15, 1920
Granted: Jun. 16, 1925

Patent Pictures:
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