SELF-CONTAINED VACUUM EXTRACTOR,申请号GB19920012202-传众专利搜索

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发明名称	SELF-CONTAINED VACUUM EXTRACTOR
摘要
申请公布号	GB9212202(D0)	申请公布日期	1992.07.22
申请号	GB19920012202	申请日期	1992.06.09
申请人		发明人
分类号	A47L7/00;A47L11/30;A47L11/34	主分类号	A47L7/00
代理机构		代理人
主权项
地址

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