VACUUM FURNACE FOR HEAT TEMPERING OF METAL OBJECTS,申请号PL19880275470-传众专利搜索

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发明名称	VACUUM FURNACE FOR HEAT TEMPERING OF METAL OBJECTS
摘要
申请公布号	PL156379(B1)	申请公布日期	1992.03.31
申请号	PL19880275470	申请日期	1988.10.25
申请人		发明人
分类号	C21D1/18;B23K1/008;C21D1/767;C21D1/773;F27B5/05;F27B5/06;F27B5/14;F27B5/16;F27D7/04;F27D9/00;F27D11/02;(IPC1-7):C21D1/773	主分类号	C21D1/18
代理机构		代理人
主权项
地址

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