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US Patent: 326,520
Lubricator
Patentee: James Powell (exact or similar names) - Cincinnati, OH USPTO Classifications: 184/45.1, 222/390 Tool Categories: industrial tools : tool lubricators : grease cups Assignees: None Manufacturer: Not known to have been produced 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 (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for William Powell Co.

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