US Patent: 326,521 - Lubricator


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US Patent: 326,521

Lubricator

Patentee:

James Powell (exact or similar names) - Cincinnati, Hamilton County, OH

USPTO Classifications:

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 ]

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