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经营范围
发明名称
Device for saving the crew of sunken vessels, especially submarines
摘要
申请公布号
US1844763(A)
申请公布日期
1932.02.09
申请号
US19310544174
申请日期
1931.06.13
申请人
HONIG SR STEFAN
发明人
SR. STEFAN HONIG,
分类号
B63G8/40
主分类号
B63G8/40
代理机构
代理人
主权项
地址
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