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经营范围
发明名称
Temperature compensator
摘要
申请公布号
US1851998(A)
申请公布日期
1932.04.05
申请号
US19300471944
申请日期
1930.07.31
申请人
OTIS ELEVATOR COMPANY
发明人
YEARSLEY EUGENE WILSON
分类号
B66B1/36
主分类号
B66B1/36
代理机构
代理人
主权项
地址
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