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发明名称
Operating mechanism for elevators
摘要
申请公布号
US2033524(A)
申请公布日期
1936.03.10
申请号
US19350045807
申请日期
1935.10.19
申请人
WARREN JOHNSON
发明人
JOHNSON WARREN
分类号
B66B1/48
主分类号
B66B1/48
代理机构
代理人
主权项
地址
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一种医用器材包装袋
