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US Patent: 408,927
Lubricator
Patentee:
James Powell - Cincinnati, OH

USPTO Classifications:
123/179.11, 184/36, 184/82, 184/96, 4/220

Tool Categories:
industrial tools : tool lubricators : oil cups

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Mar. 23, 1889
Granted: Aug. 13, 1889

Patent Pictures:
USPTO pdf tiff
Google Patents
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"Vintage Machinery" entry for William Powell Co.

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