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Hans-Dieter Streck
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Schalksmuhle, DE
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last 30 patents
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Patent Grant
Punching apparatus
Patent number
5,996,456
Issue date
Dec 7, 1999
CFS Falkenroth Umformtechnik GmbH & Co.
Hans-Dieter Streck
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...