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发明名称
Underwater breathing apparatus
摘要
申请公布号
US3302643(A)
申请公布日期
1967.02.07
申请号
US19640388533
申请日期
1964.08.10
申请人
ALLMAND JOHN W
发明人
ALLMAND JOHN W.
分类号
B63C11/22
主分类号
B63C11/22
代理机构
代理人
主权项
地址
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