Allen Frohardt

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San Jose, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Means of enhancing the sensitivity of a gloss sensor
- Patent number 4,945,253
- Issue date Jul 31, 1990
- Measurex Corporation
- Allen Frohardt
- G01 - MEASURING TESTING
Information Patent Grant
Gloss gauge
- Patent number 4,830,504
- Issue date May 16, 1989
- Measurex Corporation
- Allen Frohardt
- G01 - MEASURING TESTING