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HANS JORG KRAHMER, ERNST ALBRECHT PIEROH, REINHOLD PUTTNER, HANS RUDOLF KRUGER
Year of Publication 25.09.1984
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Year of Publication 25.09.1984
Patent
DE2210540
PUTTNER, REINHOLD., 1000 BERLIN, DE, ARNDT, FRIEDRICH., 7441 AICH, DE, BOROSCHEWSKI, GERHARD
Year of Publication 04.11.1982
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Year of Publication 04.11.1982
Patent