Adjustable tangent arm for gas meters,申请号US19280265905-传众专利搜索

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发明名称	Adjustable tangent arm for gas meters
摘要
申请公布号	US1826850(A)	申请公布日期	1931.10.13
申请号	US19280265905	申请日期	1928.03.30
申请人	PITTSBURGH EQUITABLE METER COMPANY	发明人	WEYMOUTH HARRY G.
分类号	G01F3/22	主分类号	G01F3/22
代理机构		代理人
主权项
地址

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