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US Patent: 64,915
Windlass
Improvement in Hoisting Gear
Patentee:
Henry F. Shaw - Roxbury, MA

USPTO Classifications:
475/162

Tool Categories:
specialty machines : hoists and winches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Frank G. Parker
A. Hun Berry

Patent Dates:
Granted: May 21, 1867

Patent Pictures: [ 1 | 2 ]
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Description:
This patent refers to differential gearing in the drive train. The same idea was applied to both lathes (patent 81952) and planers (patent 81953).

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