US Patent: 255,418 - Self-oiling pulley


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US Patent: 255,418

Self-oiling pulley

Patentee:

Charles H. Cowdrey (exact or similar names) - Fitchburg, MA

USPTO Classifications:

Tool Categories:

industrial machines : industrial machine mechanisms : industrial machine pulleys and belt drive mechanisms

Assignees:

None

Manufacturer:

C. H. Cowdrey Machine Works - Fitchburg, MA

Witnesses:

Arthur Reynolds

Patent Dates:
Applied:	Feb. 17, 1882
Granted:	Mar. 28, 1882

Patent Pictures:

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Vintage Machinery entry for C. H. Cowdrey Co.

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