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经营范围
发明名称
Automatic elevator system
摘要
申请公布号
US2224718(A)
申请公布日期
1940.12.10
申请号
US19380228304
申请日期
1938.09.03
申请人
WESTINGHOUSE ELECTRIC ELEVATOR COMPANY
发明人
BOUTON EDGAR M.;WARD RAYMOND E.
分类号
B66B1/52
主分类号
B66B1/52
代理机构
代理人
主权项
地址
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