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经营范围
发明名称
Windmill coupler
摘要
申请公布号
US2172915(A)
申请公布日期
1939.09.12
申请号
US19380217514
申请日期
1938.07.05
申请人
VATER CHRISTIAN J
发明人
VATER CHRISTIAN J.
分类号
F03D11/02
主分类号
F03D11/02
代理机构
代理人
主权项
地址
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