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US Patent: 1,211,431
Lubricator
Patentee:
Albert J. Gates - Chicago, IL

USPTO Classifications:
184/58

Tool Categories:
industrial tools : lubricators
propulsion and energy : internal combustion engines : lubricators

Assignees:
Hanna Engineering Works - Chicago, IL

Manufacturer:
Not known to have been produced

Witnesses:
Henry A. Parks
Helen Freund

Patent Dates:
Applied: Apr. 08, 1913
Granted: Jan. 09, 1917

Patent Pictures:
USPTO pdf tiff
Google Patents
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"Vintage Machinery" entry for Gates Iron Works
"Vintage Machinery" entry for Hanna Engineering Works
Description:
Lubrication for "a motor operated by compressed air", as in a riveter.

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