Donald E. Wright

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Elm Grove, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Level rule
- Patent number D285780
- Issue date Sep 23, 1986
- Donald Wright
- D10 - Measuring, testing, or signalling instruments
Information Patent Grant
Polycast level instruments with means for retaining level vials the...
- Patent number 4,571,845
- Issue date Feb 25, 1986
- Randall J. Wright
- G01 - MEASURING TESTING
Information Patent Grant
Level
- Patent number 4,073,062
- Issue date Feb 14, 1978
- Donald E. Wright
- G01 - MEASURING TESTING