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发明名称
UNTERWASSERKAMERA FUER DIE TIEFSEE
摘要
申请公布号
DE2656516(A1)
申请公布日期
1978.06.15
申请号
DE19762656516
申请日期
1976.12.14
申请人
PREUSSAG AG
发明人
WINNACKER,HELMUT
分类号
G03B17/08;(IPC1-7):G03B17/08
主分类号
G03B17/08
代理机构
代理人
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地址
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