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Alfons Kalisch
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Reutlingen, DE
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last 30 patents
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Patent Grant
Single magnetic stray field sensor whose signals are differently at...
Patent number
RE31109
Issue date
Dec 21, 1982
Friedrich M. O. Forster
324 - Electricity: measuring and testing
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Patent Grant
Magnetic or magneto-inductive materials tester with improved proces...
Patent number
4,331,920
Issue date
May 25, 1982
Institut Dr. Friedrich Forster Prufgeratebau
Alfons Kalisch
G01 - MEASURING TESTING
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Patent Grant
Single magnetic stray field sensor whose signals are differently at...
Patent number
4,117,403
Issue date
Sep 26, 1978
Institut Dr. Friedrich Forster, Prufgeratebau
Friedrich M. O. Forster
G01 - MEASURING TESTING