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US Patent: 854,797
Automatic Oil Check for Lubricator Drain Passages
Patentee:
William E. Bryant (exact or similar names) - Detroit, Wayne County, MI

USPTO Classifications:
184/49, 210/114

Tool Categories:
industrial tools : lubricators

Assignees:
Michigan Lubricator Co. - Detroit, Wayne County, MI

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jun. 11, 1906
Granted: May 28, 1907

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Michigan Lubricator Co.

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