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发明名称
Improvements in or relating to skip hoists
摘要
申请公布号
GB331319(A)
申请公布日期
1930.07.03
申请号
GB19290014071
申请日期
1929.05.06
申请人
HUMPHREYS & GLASGOW LIMITED;JOHN EDWIN GEORGE FRYER
发明人
分类号
B66B9/00;B66B17/26
主分类号
B66B9/00
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代理人
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