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US Patent: 518,058
Lubricator
Patentee:
John Q. Finch (exact or similar names) - San Francisco, CA

USPTO Classifications:
184/64

Tool Categories:
industrial tools : tool lubricators

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Mar. 05, 1891
Granted: Apr. 10, 1894

Patent Pictures:
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