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US Patent: 138,558
Lubricating Cups
Patentee:
Theodore Cooper (exact or similar names) - Warwick, Kent County, RI

USPTO Classifications:
184/65, 184/85

Tool Categories:
industrial tools : tool lubricators : oil cups

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Jan. 30, 1873
Granted: May 06, 1873

Patent Pictures:
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