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US Patent: 1,991,623
Lubrication
Patentee:
Rudolph F. Onsrud - Chicago, IL

USPTO Classifications:
384/465

Tool Categories:
woodworking machines : woodworking machine parts or accessories : woodworking machine lubrication

Assignees:
Onsrud Machine Works, Inc. - Chicago, IL

Manufacturer:
Onsrud Machine Works, Inc. - Chicago, IL

Witnesses:
Unknown

Patent Dates:
Applied: Sep. 13, 1933
Granted: Feb. 19, 1935

Patent Pictures:
USPTO pdf tiff
Google Patents
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"Vintage Machinery" entry for Onsrud Machine Works, Inc.
Description:
Seen on an Onsrud Model W200 shaper.

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