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发明名称
Elevator-door check
摘要
申请公布号
US2083762(A)
申请公布日期
1937.06.15
申请号
US19360061690
申请日期
1936.01.31
申请人
WALDMAN HERMAN C
发明人
WALDMAN HERMAN C.
分类号
B66B13/06
主分类号
B66B13/06
代理机构
代理人
主权项
地址
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