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US Patent: 482,326
Friction-clutch
Patentee:
William A. Wilkinson - Minneapolis, MN

USPTO Classifications:
192/70.14, 192/70.26

Tool Categories:
metalworking machines : metalworking machine mechanisms : metalworking power transmission
industrial machines : industrial machine mechanisms : industrial machine clutches

Assignees:
None

Manufacturer:
Diamond Iron Works - Minneapolis, MN

Witnesses:
C. G. Hawley
F. S. Lyon

Patent Dates:
Applied: Nov. 06, 1891
Granted: Sep. 06, 1892

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for Diamond Iron Works

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