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发明名称
DIFFERENTIALDRUCKVENTIL
摘要
申请公布号
DE3026989(A1)
申请公布日期
1981.02.12
申请号
DE19803026989
申请日期
1980.07.16
申请人
PRESTCOLD LTD.
发明人
JAMES WARD,DONOVAN
分类号
F01M1/20;(IPC1-7):G01L13/02;F04B49/02
主分类号
F01M1/20
代理机构
代理人
主权项
地址
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