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发明名称
OPERATING MEANS FOR SLIDING ELEVATOR DOORS
摘要
申请公布号
CA491163(A)
申请公布日期
1953.03.10
申请号
CAD491163
申请日期
申请人
GUILBERT
发明人
NICHOLAS R. GUILBERT, JR.;GEORGE J. ARBOGAST
分类号
主分类号
代理机构
代理人
主权项
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