-
公开(公告)号：US2891143A
公开(公告)日：1959-06-16
申请号：US37722253
申请日：1953-08-28
Applicant: WESTINGHOUSE AIR BRAKE CO
Inventor： KEMMERER RALPH R , DAMASIO LUCAS A
IPC: B61L29/28
CPC classification number: B61L29/286
Search Results
1
records
(took 0.011 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
