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发明名称
SHIP PROPULSION INCLUDING INTERNAL PADDLE WHEEL
摘要
申请公布号
US3468281(A)
申请公布日期
1969.09.23
申请号
USD3468281
申请日期
1967.10.06
申请人
JOHN KRYNICKI
发明人
JOHN KRYNICKI
分类号
B63H13/00;(IPC1-7):B63H13/00;B63H25/50
主分类号
B63H13/00
代理机构
代理人
主权项
地址
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