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US Patent: 80,045
Improvement in friction-clutch pulley
Patentee:
Charles Wright (exact or similar names) - Newark, NJ

USPTO Classifications:
192/74

Tool Categories:
industrial machines : industrial machine mechanisms : industrial machine clutches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Sidney U. Edwards
W. M. Gooding

Patent Dates:
Granted: Jul. 14, 1868
Antedated: Jul. 10, 1868

Patent Pictures:
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