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经营范围
发明名称
Propeller
摘要
申请公布号
FI14647(A)
申请公布日期
1932.09.09
申请号
FID14647
申请日期
申请人
发明人
RIIS HANS MARTINIUS
分类号
B63H1/26;(IPC1-7):B63H1/26
主分类号
B63H1/26
代理机构
代理人
主权项
地址
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