Olpe/Biggesse, DE
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Patent Grant
Josef Frohling GmbH
Hermann Bieber
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Patent Application
Josef Frohling GmbH & Co. KG Walzwerksmaschinenbau
Ingolf Muller
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
