-
公开(公告)号：US2493162A
公开(公告)日：1950-01-03
申请号：US73477347
申请日：1947-03-14
Applicant: OLDS ALLAN M
Inventor： OLDS ALLAN M
IPC: E05D15/06
CPC classification number: E05D15/0686 , E05Y2201/684 , E05Y2800/20 , E05Y2800/205 , E05Y2900/132 , Y10S411/921 , Y10T16/379
Search Results
1
records
(took 0.01 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
