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1.Trailer having longitudinally adjustable and driven rear wheels 失效
Title translation: 拖车具有纵向调节和驱动的后轮公开(公告)号:US3209850A
公开(公告)日:1965-10-05
申请号:US26108463
申请日:1963-02-26
Applicant: GEN DYNAMICS CORP
Inventor: FISH ELDON R
CPC classification number: B28C5/4213 , B60P3/16