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经营范围
发明名称
Improvements in and relating to locking gear for the landing doors or gates of lifts
摘要
申请公布号
GB474928(A)
申请公布日期
1937.11.10
申请号
GB19360014976
申请日期
1936.05.27
申请人
THE EXPRESS LIFT COMPANY LIMITED;LANCELOT ERNEST WILLIAM WELLS
发明人
分类号
B66B13/18
主分类号
B66B13/18
代理机构
代理人
主权项
地址
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