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发明名称
Screw operated jack
摘要
申请公布号
US2250627(A)
申请公布日期
1941.07.29
申请号
US19400369841
申请日期
1940.12.12
申请人
GENERAL MOTORS CORPORATION
发明人
FEENEY LAWRENCE E.
分类号
B66F3/08;B66F3/20
主分类号
B66F3/08
代理机构
代理人
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