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经营范围
发明名称
Valve spring arrangement
摘要
申请公布号
US2041539(A)
申请公布日期
1936.05.19
申请号
US19330653836
申请日期
1933.01.27
申请人
DELAGE & CIE
发明人
GAULTIER MAURICE
分类号
F01L3/10
主分类号
F01L3/10
代理机构
代理人
主权项
地址
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