Electropneumatic relay with high power output
United States Patent 2964051
US Patent References:
Valve positioners
- - 2915045


Inventors:
Garnett, Lawrence T.
Publication Date:
12/13/1960
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Assignee:
ROBERTSHAW FULTON CONTROLS CO
Primary Class:
137/85
International Classes:
F15B5/00; F15B21/08; G05B11/48; H01H45/00; F15B21/00; G05B11/00
Foreign References:
GB795237A