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发明名称
Pontoon diver
摘要
申请公布号
US1815680(A)
申请公布日期
1931.07.21
申请号
US19290363333
申请日期
1929.05.15
申请人
LESLIE SALTER
发明人
SALTER LESLIE
分类号
B63C7/06
主分类号
B63C7/06
代理机构
代理人
主权项
地址
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