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发明名称
Elevator lock and switch mechanism
摘要
申请公布号
US2199471(A)
申请公布日期
1940.05.07
申请号
US19390258926
申请日期
1939.02.28
申请人
ANTONIO VACCA
发明人
VACCA ANTONIO
分类号
B66B13/18;E05B65/00
主分类号
B66B13/18
代理机构
代理人
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地址
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