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发明名称
Protective railing for boat hatches
摘要
申请公布号
US2159902(A)
申请公布日期
1939.05.23
申请号
US19370155540
申请日期
1937.07.24
申请人
SUTHERLAND LEWIS HUGH
发明人
LEWIS HUGH SUTHERLAND
分类号
B63B19/28
主分类号
B63B19/28
代理机构
代理人
主权项
地址
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