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发明名称
Mehrschichtmembran, insbesondere für Schallwandler
摘要
申请公布号
AT238274(B)
申请公布日期
1965.02.10
申请号
AT19620007579
申请日期
1962.09.24
申请人
AKUSTISCHE U. KINO-GERAETE GESELLSCHAFT M. B. H.
发明人
DR. RUDOLF GOERIKE
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主分类号
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