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发明名称
Diving suit valve
摘要
申请公布号
US2152110(A)
申请公布日期
1939.03.28
申请号
US19370172466
申请日期
1937.11.02
申请人
WILLIAM HAMILTON MARTIN
发明人
TOPPER ERNST
分类号
B63C11/02
主分类号
B63C11/02
代理机构
代理人
主权项
地址
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