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发明名称
Versenkbare, starre Auftriebskoerper zur Hebung gesunkener Schiffe
摘要
申请公布号
DE1038431(B)
申请公布日期
1958.09.04
申请号
DE1956L026114
申请日期
1956.10.31
申请人
DR.-ING. WILHELM LEPPER
发明人
LEPPER DR.-ING. WILHELM
分类号
B63C7/04
主分类号
B63C7/04
代理机构
代理人
主权项
地址
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