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Hans-Jurgen Rohde
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Duisburg, DE
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last 30 patents
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Patent Grant
Modifiable electrodynamic ultrasonic transducer
Patent number
5,421,203
Issue date
Jun 6, 1995
Mannesmann Aktiengesellschaft
Alfred Graff
B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
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Patent Grant
Electrodynamic permanent magnet transducer
Patent number
5,164,921
Issue date
Nov 17, 1992
Mannesmann AG
Alfred Graff
G01 - MEASURING TESTING