John Hestich

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Glendora, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Multicoil bourdon tube type pressure gauge
- Patent number 4,838,090
- Issue date Jun 13, 1989
- Dwyer Instruments, Inc.
- John Hestich
- G01 - MEASURING TESTING
Information Patent Grant
Dual bourdon tube type sensing pressure transducer
- Patent number 4,718,279
- Issue date Jan 12, 1988
- Dwyer Instruments, Inc.
- John Hestich
- G01 - MEASURING TESTING
Information Patent Grant
Differential pressure gauge
- Patent number 4,374,475
- Issue date Feb 22, 1983
- Dwyer Instruments, Inc.
- John Hestich
- G01 - MEASURING TESTING
Information Patent Grant
Pressure gauge flushing system
- Patent number 3,990,311
- Issue date Nov 9, 1976
- Data-Design Laboratories
- John Hestich
- G01 - MEASURING TESTING