Piston type meter,申请号US19290415716-传众专利搜索

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发明名称	Piston type meter
摘要
申请公布号	US1891461(A)	申请公布日期	1932.12.20
申请号	US19290415716	申请日期	1929.12.21
申请人	PITTSBURGH EQUITABLE METER COMPANY	发明人	WEYMOUTH HARRY G.
分类号	B67D7/60	主分类号	B67D7/60
代理机构		代理人
主权项
地址

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