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US Patent: 78,961
Friction-Clutch Pulley
Patentee:
David Harrington - Worcester, Worcester County, MA

USPTO Classifications:
192/76, 192/94

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

Assignees:
David Harrington - Worcester, Worcester County, MA

Manufacturer:
J. S. Wheeler & Co. - Worcester, Worcester County, MA

Witnesses:
Thomas H. Dodge
Charles H. Burleigh

Patent Dates:
Granted: Jun. 16, 1868

Patent Pictures: [ 1 | 2 | 3 ]
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