Robert S. Sheldon

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Northridge, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Low pressure dew and frost point indicator
- Patent number 4,179,917
- Issue date Dec 25, 1979
- Air-Dry Corporation of America
- Robert S. Sheldon
- G01 - MEASURING TESTING
Information Patent Grant
Low noise level control valve
- Patent number 4,180,240
- Issue date Dec 25, 1979
- Air-Dry Corporation of America
- Robert S. Sheldon
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Remote sensing regulator and shutoff valve for valve manifolds
- Patent number 3,958,599
- Issue date May 25, 1976
- Air-Dry Corporation
- Robert S. Sheldon
- G05 - CONTROLLING REGULATING