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发明名称
TONTRAEGER FUER SCHALLPLATTEN.
摘要
申请公布号
DE1663874(U)
申请公布日期
1953.09.24
申请号
DE195300L8053U
申请日期
1953.06.10
申请人
WILHELM LAWRENZ;EUGEN HONNETTE;JOACHIM BUDWELL
发明人
WILHELM LAWRENZ;EUGEN HONNETTE;JOACHIM BUDWELL
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