Dennis Piwonka

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Caldwell, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
System for simultaneously testing a plurality of batteries for mult...
- Patent number 5,966,014
- Issue date Oct 12, 1999
- Chaojiong Zhang
- G01 - MEASURING TESTING
Information Patent Grant
Battery test contact assembly
- Patent number 5,903,154
- Issue date May 11, 1999
- Chaojiong Zhang
- G01 - MEASURING TESTING