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Karl-Heinz Mayr
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Menden, DE
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last 30 patents
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Patent Grant
Apparatus for producing heat exchanger tubes
Patent number
4,969,255
Issue date
Nov 13, 1990
KM-Schmole GmbH
Martin Schmidt
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Patent Grant
Method for producing heat exchanger tubes
Patent number
4,841,617
Issue date
Jun 27, 1989
R. & G. Schmole Metallwerke GmbH & Co. KG
Martin Schmidt
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR