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经营范围
发明名称
Elevator mechanism
摘要
申请公布号
US2528265(A)
申请公布日期
1950.10.31
申请号
US19480067597
申请日期
1948.12.28
申请人
CRETORS CHARLES J
发明人
CRETORS CHARLES J.
分类号
B66B9/08
主分类号
B66B9/08
代理机构
代理人
主权项
地址
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