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发明名称
Suspension device for equalizing the strain on elevator cables
摘要
申请公布号
US1830988(A)
申请公布日期
1931.11.10
申请号
US19290363695
申请日期
1929.05.16
申请人
EVANS ELEVATOR EQUALIZER COMPANY
发明人
EVANS JOSEPH E.
分类号
B66B7/10
主分类号
B66B7/10
代理机构
代理人
主权项
地址
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