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US Patent: 808,388
Lubricating journal-bearings
Patentee:
William Lahey - Lynn, MA

USPTO Classifications:
384/402

Tool Categories:
industrial machines : industrial machine mechanisms : industrial machine lubrication

Assignees:
None

Manufacturer:
Unknown

Witnesses:
C. F. Brown
A. C. Ratigan

Patent Dates:
Applied: Sep. 16, 1903
Granted: Dec. 26, 1905

Patent Pictures:
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Grinder arbor on VintageMachinery.org
Description:
A grinder arbor has been seen bearing this patent date on one of the oil filler caps. The arbor is otherwise unmarked and the maker is unknown.

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