Fitting for connecting pipes,申请号US19510228261-传众专利搜索

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发明名称	Fitting for connecting pipes
摘要
申请公布号	US2634140(A)	申请公布日期	1953.04.07
申请号	US19510228261	申请日期	1951.05.25
申请人	POLLIA ANDREW A	发明人	POLLIA ANDREW A.
分类号	F16L21/06	主分类号	F16L21/06
代理机构		代理人
主权项
地址

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