Burner for autogenous fusing and welding under water,申请号US19300469594-传众专利搜索

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发明名称	Burner for autogenous fusing and welding under water
摘要
申请公布号	US1852946(A)	申请公布日期	1932.04.05
申请号	US19300469594	申请日期	1930.07.21
申请人	HARRY TOPPER	发明人	TOPPER HARRY
分类号	F23D14/44	主分类号	F23D14/44
代理机构		代理人
主权项
地址

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