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发明名称
Rettungsboje
摘要
申请公布号
DE1010407(B)
申请公布日期
1957.06.13
申请号
DE1954W014959
申请日期
1954.09.24
申请人
HORST WALPER
发明人
WALPER HORST;FRIEDRICH HASSO
分类号
B63C9/20
主分类号
B63C9/20
代理机构
代理人
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地址
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