FALLING IMPACT ABSORBER IN PARTICULAR FOR DROP MINES,申请号PL19840249462-传众专利搜索

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发明名称	FALLING IMPACT ABSORBER IN PARTICULAR FOR DROP MINES
摘要
申请公布号	PL143685(B1)	申请公布日期	1988.03.31
申请号	PL19840249462	申请日期	1984.08.06
申请人		发明人
分类号	B64D1/14;F16F;F16F7/12;F42B;(IPC1-7):B64D1/14	主分类号	B64D1/14
代理机构		代理人
主权项
地址

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