METHOD OF MANUFACTURING A METAL CYLINDRICAL HERMETIC SEALING MEMBER,申请号GB19800023587-传众专利搜索

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发明名称	METHOD OF MANUFACTURING A METAL CYLINDRICAL HERMETIC SEALING MEMBER
摘要
申请公布号	GB2057922(B)	申请公布日期	1982.11.24
申请号	GB19800023587	申请日期	1980.07.18
申请人	HITACHI LTD	发明人
分类号	B21D22/20;B21D22/30;B21D51/10;B21D51/16;B21D53/16;B23K1/19;B23P15/00;F24C7/02;(IPC1-7):B21D53/16	主分类号	B21D22/20
代理机构		代理人
主权项
地址

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