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经营范围
发明名称
Nonsinkable boat
摘要
申请公布号
US1819570(A)
申请公布日期
1931.08.18
申请号
US19310524714
申请日期
1931.03.23
申请人
ALLEN PARKER EUGENE;ROY CUTSINGER
发明人
PARKER EUGENE ALLEN;CUTSINGER ROY
分类号
B63B35/14
主分类号
B63B35/14
代理机构
代理人
主权项
地址
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