Mark S. Zetter

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Santa Clara, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Sulfide monitoring system and method
- Patent number 4,157,283
- Issue date Jun 5, 1979
- Delphian Corporation
- Mark S. Zetter
- E21 - EARTH DRILLING MINING
Information Patent Grant
Sulfide monitoring system and method
- Patent number 4,154,659
- Issue date May 15, 1979
- Dalphian Corporation
- Mark S. Zetter
- E21 - EARTH DRILLING MINING
Information Patent Grant
Hydrogen sulfide monitoring system
- Patent number 4,124,475
- Issue date Nov 7, 1978
- Delphian Corporation
- Mark S. Zetter
- E21 - EARTH DRILLING MINING
Information Patent Grant
H.sub.2 S Direct gas sensor
- Patent number 4,092,232
- Issue date May 30, 1978
- Dictaphone Corporation
- Mark S. Zetter
- G01 - MEASURING TESTING