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发明名称
HYDRAULIC ELEVATOR CONTROL SYSTEM USING A PLURALITY OF SOLENOID VALVES
摘要
申请公布号
US5170021(A)
申请公布日期
1992.12.08
申请号
US19890451442
申请日期
1989.12.15
申请人
GMV SRL
发明人
MARTINI, ANGELO
分类号
B66B1/24
主分类号
B66B1/24
代理机构
代理人
主权项
地址
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