,申请号AU19730062087-传众专利搜索

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发明名称
摘要
申请公布号	AU479714(A)	申请公布日期	1974.02.21
申请号	AU19730062087	申请日期	1973.11.01
申请人		发明人
分类号	E21C35/19;E21C35/193;E21C35/197	主分类号	E21C35/19
代理机构		代理人
主权项
地址

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