Title:
Control knobs
United States Patent 3061869
US Patent References:
/0304110.html
- - 0304110

Shaft-coupling
- - 1378091

Clutch
- - 1491342

Means for attaching a handle to a stem or spindle
- - 1982011


Inventors:
Scalo, Ralph F.
Stone, Lawrence L.
Publication Date:
11/06/1962
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Assignee:
PERKIN ELMER CORP
Primary Class:
16/441
Other Classes:
16/DIG.030, 403/245, 116/DIG.029, 403/10, 403/239, 403/243
International Classes:
G05G1/10; G05G1/12; G05G1/00