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发明名称
Einrichtung zur Erzeugung seismischer Signale
摘要
申请公布号
DE1946479(A1)
申请公布日期
1971.03.25
申请号
DE19691946479
申请日期
1969.09.13
申请人
PRAKLA GESELLSCHAFT F. PRAKTISCHE LAGERSTAETTENFORSCHUNG GMBH
发明人
BUNGENSTOCK,HERWALD,DIPL.-GEOPH.;EDELMANN,HANS,DR.-ING.;WEISSENSTEINER,KARL,DIPL.-ING.
分类号
G01V1/387
主分类号
G01V1/387
代理机构
代理人
主权项
地址
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