-
公开(公告)号：US2970699A
公开(公告)日：1961-02-07
申请号：US63010956
申请日：1956-12-24
Applicant: KLEIN
Inventor： LEUTHESSER EDWARD G , KLEIN EDMUND P
IPC: B01D29/21
CPC classification number: B01D29/21 , B01D2201/127
Search Results
1
records
(took 0.005 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
