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经营范围
发明名称
Pneumatic valve
摘要
申请公布号
US2278122(A)
申请公布日期
1942.03.31
申请号
US19400357345
申请日期
1940.09.19
申请人
BRIDGEPORT BRASS COMPANY
发明人
BROECKER LEWIS C.
分类号
F16K15/20
主分类号
F16K15/20
代理机构
代理人
主权项
地址
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