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经营范围
发明名称
Lifting jack
摘要
申请公布号
US1949095(A)
申请公布日期
1934.02.27
申请号
US19330667480
申请日期
1933.04.22
申请人
WALKER MANUFACTURING COMPANY
发明人
WALKER WARREN H.
分类号
B66F5/02
主分类号
B66F5/02
代理机构
代理人
主权项
地址
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