Method of carbonizing ferrous metal,申请号US19330681807-传众专利搜索

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发明名称	Method of carbonizing ferrous metal
摘要
申请公布号	US1978180(A)	申请公布日期	1934.10.23
申请号	US19330681807	申请日期	1933.07.22
申请人	SWEDISH IRON & STEEL CORPORATION	发明人	WEILLER PAUL G.
分类号	C23C8/02;C23C8/22;C23C8/46	主分类号	C23C8/02
代理机构		代理人
主权项
地址

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