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Karl-Heinz Trautmann
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St. Augustin, DE
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last 30 patents
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Patent Grant
Cruciform planar specimen for biaxial materials testing
Patent number
5,144,844
Issue date
Sep 8, 1992
Innovationsgesellschaft fur fortgeschrittene Produktion-ssysteme in der Fahrz...
Friedrich Mathiak
G01 - MEASURING TESTING
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Patent Grant
Strain pick-up for testing of materials
Patent number
4,223,443
Issue date
Sep 23, 1980
Deutsche Forschungs- und Versuchsanstalt fur Luft- und Raumfahrt e.V.
Volker Bachmann
G01 - MEASURING TESTING