Coupling device
United States Patent 2816535
US Patent References:
Electric clutch coupling for use in dental technics
- - 1455491
Model airplane starting unit
- - 2475750
Drill adapter for powering turning tools
- - 2552234
Filing apparatus
- - 2589383
Electric clutch coupling for use in dental technics
- - 1455491
Model airplane starting unit
- - 2475750
Drill adapter for powering turning tools
- - 2552234
Filing apparatus
- - 2589383
Inventors:
Sells, Arthur M.
Publication Date:
12/17/1957
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Export Citation:
Assignee:
Maurice, Wordingham G.
Primary Class:
Other Classes:
192/41R, 192/69.810
International Classes:
F02N11/12; F16D1/10; F02N11/00; F16D1/00