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发明名称
BOAT PROPELLED BY SPIRAL TYPE PROPELLERS
摘要
申请公布号
CA700668(A)
申请公布日期
1964.12.29
申请号
CAD700668
申请日期
申请人
CHALON E. BRIDWELL
发明人
CHALON E. BRIDWELL
分类号
主分类号
代理机构
代理人
主权项
地址
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