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EDCLIFF INSTRUMENTS
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MONROVIA, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Tire pressure indicator
Patent number
4,308,520
Issue date
Dec 29, 1981
Edcliff Instruments
William W. Darlington
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Pressure ratio transducer system
Patent number
4,192,183
Issue date
Mar 11, 1980
Edcliff Instruments
Cosmo L. Avellis
G01 - MEASURING TESTING
Information
Patent Grant
Transducer assembly
Patent number
4,156,226
Issue date
May 22, 1979
Edcliff Instruments
Albertus Wolfkamp
G01 - MEASURING TESTING
Information
Patent Grant
Aircraft altitude control system
Patent number
3,940,673
Issue date
Feb 24, 1976
Edcliff Instruments
William W. Darlington
G05 - CONTROLLING REGULATING
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
72094282 - EDCLIFF
Serial number
72094282
Registration number
705558
Filing date
Apr 4, 1960
EDCLIFF INSTRUMENTS
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments