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发明名称
Improvements in or relating to Change Over Valves
摘要
申请公布号
GB1185157(A)
申请公布日期
1970.03.25
申请号
GB19660036409
申请日期
1966.08.15
申请人
PETER LAWS
发明人
PETER LAWS
分类号
F16K31/363
主分类号
F16K31/363
代理机构
代理人
主权项
地址
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