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经营范围
发明名称
Gas meter manifold
摘要
申请公布号
US2153343(A)
申请公布日期
1939.04.04
申请号
US19380183691
申请日期
1938.01.06
申请人
RUSCHER ERNEST W
发明人
RUSCHER ERNEST W.
分类号
G01F15/18
主分类号
G01F15/18
代理机构
代理人
主权项
地址
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