William F. Fling

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Los Angeles, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Collapsible liquid level measuring device
- Patent number 4,154,103
- Issue date May 15, 1979
- William F. Fling
- G01 - MEASURING TESTING
Information Patent Grant
Adjustable frame liquid level measuring device
- Patent number 4,147,060
- Issue date Apr 3, 1979
- William F. Fling
- G01 - MEASURING TESTING
Information Patent Grant
Liquid level measuring device
- Patent number 4,092,861
- Issue date Jun 6, 1978
- William F. Fling
- G01 - MEASURING TESTING