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发明名称
Valve means
摘要
申请公布号
US2869526(A)
申请公布日期
1959.01.20
申请号
US19560594730
申请日期
1956.06.29
申请人
GENERAL MOTORS CORPORATION
发明人
DOLZA JOHN
分类号
F02D9/00
主分类号
F02D9/00
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代理人
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