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Deutsche Edelstahlwerke AG

Deutsche E
Active Patents
0
Total Holdings
2

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
DE858276C Induction heater for seam welding of pipes Expired / Lapsed 1950-08-19 1952-12-04 0 Details
US2048222A Improvements, in or relating to magnets Expired / Lapsed 1932-10-19 1936-07-21 0 Details