Fluid leakage indicator
United States Patent 2655893
US Patent References:
/1311528.html
- - 1311528

/1732035.html
- - 1732035

Liquid flow indicator
- - 1893233

Grease and oil interceptor
- - 2303109


Inventors:
Cox, Charles W.
Donovan, Francis A.
Frantz, John T.
Publication Date:
10/20/1953
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Assignee:
AMERICAN VISCOSE CORP
Primary Class:
116/276
Other Classes:
210/538, 73/40, 210/94, 137/559, 137/173, 73/53.050
International Classes:
G01M3/04