-
公开(公告)号:US3487958A
公开(公告)日:1970-01-06
申请号:US3487958D
申请日:1968-01-31
Applicant: CATERPILLAR TRACTOR CO
Inventor: SHOOK DONALD L , COSTA PHILIP J , MCGUIRE BERNARD J JR
公开(公告)号:US3487958A
公开(公告)日:1970-01-06
申请号:US3487958D
申请日:1968-01-31
Applicant: CATERPILLAR TRACTOR CO
Inventor: SHOOK DONALD L , COSTA PHILIP J , MCGUIRE BERNARD J JR