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发明名称
Rotary valve
摘要
申请公布号
US2539636(A)
申请公布日期
1951.01.30
申请号
US19450613773
申请日期
1945.08.31
申请人
RADIO CORPORATION OF AMERICA
发明人
RUNGE FRANK E.
分类号
C07C37/14;C08K5/13;F16K5/04
主分类号
C07C37/14
代理机构
代理人
主权项
地址
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