-
公开(公告)号：US1995342A
公开(公告)日：1935-03-26
申请号：US53797631
申请日：1931-05-16
Applicant: FARVAL CORP
Inventor： DIRKES CARL E
IPC: F16N25/02
CPC classification number: F16N25/02 , Y10S116/42
Search Results
1
records
(took 0.008 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
