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US Patent: 326,521
Lubricator
Patentee:
James Powell - Cincinnati, Hamilton County, OH

USPTO Classifications:
184/80

Tool Categories:
industrial tools : tool lubricators : oil cups

Assignees:
None

Manufacturer:
William Powell Co. - Cincinnati, Hamilton County, OH

Witnesses:
James H. Layman
Rankin D. Jones
Samuel S. Carpenter
John Muiring, Jr.

Patent Dates:
Applied: Apr. 23, 1885
Granted: Sep. 15, 1885

Patent Pictures: [ 1 | 2 ]
USPTO pdf tiff
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"Vintage Machinery" entry for William Powell Co.

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