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发明名称
Bumper jack attachment unit
摘要
申请公布号
US2548944(A)
申请公布日期
1951.04.17
申请号
US19490110194
申请日期
1949.08.13
申请人
CHAPMAN BERT J
发明人
CHAPMAN BERT J.
分类号
B60S11/00
主分类号
B60S11/00
代理机构
代理人
主权项
地址
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