,申请号GBD1229502-传众专利搜索

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发明名称
摘要
申请公布号	GB1229502(A)	申请公布日期	1971.04.21
申请号	GBD1229502	申请日期	1969.05.22
申请人		发明人
分类号	B44C1/22;C23C8/80;C23C22/00	主分类号	B44C1/22
代理机构		代理人
主权项
地址

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