-
1.发明授权
公开(公告)号：US2712727A
公开(公告)日：1955-07-12
申请号：US22333151
申请日：1951-04-27
Applicant: ROLLS ROYCE
IPC: F02C7/047
CPC classification number: F02C7/047
Search Results
1
records
(took 0.009 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
