-
公开(公告)号：US2238130A
公开(公告)日：1941-04-15
申请号：US19342238
申请日：1938-03-02
Applicant: STANDARD BRANDS INC
Inventor： WALTER PAULUS HERMAN
IPC: B01D1/06
CPC classification number: B01D1/06
Search Results
1
records
(took 0.011 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
