Valve protector for gas cylinders,申请号US19490094002-传众专利搜索

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发明名称	Valve protector for gas cylinders
摘要
申请公布号	US2679332(A)	申请公布日期	1954.05.25
申请号	US19490094002	申请日期	1949.05.18
申请人	PYROFAX GAS CORPORATION	发明人	HUMBARGER FRANK F.
分类号	F16K35/10	主分类号	F16K35/10
代理机构		代理人
主权项
地址

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