-
公开(公告)号：US3428251A
公开(公告)日：1969-02-18
申请号：US3428251D
申请日：1967-02-07
Applicant: PALL CORP
Inventor： GROSS ROBERT I , COOPER ROYDON C
CPC classification number: G05D23/08 , Y10T137/7737
Search Results
1
records
(took 0.009 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
