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Transient field indicator
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Patent number 4,825,152
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Issue date Apr 25, 1989
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Voyager Technologies, Inc.
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Peter R. Bossard
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G01 - MEASURING TESTING
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Non contacting volt meter
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Patent number 4,818,945
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Issue date Apr 4, 1989
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Voyager Technologies, Inc.
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Peter R. Bossard
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G01 - MEASURING TESTING
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Surface resistivity meter
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Patent number 4,758,777
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Issue date Jul 19, 1988
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Voyager Technologies, Inc.
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Peter R. Bossard
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G01 - MEASURING TESTING
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