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经营范围
发明名称
Gas meter
摘要
申请公布号
US1847618(A)
申请公布日期
1932.03.01
申请号
US19280291156
申请日期
1928.07.09
申请人
ANTON LUTZ
发明人
LUTZ ANTON
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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