-
公开(公告)号：US4952142B1
公开(公告)日：1993-10-12
申请号：US19975588
申请日：1988-05-27
Applicant: JAMES NICHOLSON
Inventor： JAMES NICHOLSON
CPC classification number: A61C7/16 , A61C19/004 , A61K6/0029 , A61K6/0091 , A61K6/0023 , C08L33/068 , C08L33/08 , C08L33/10 , C08L33/14 , C08L75/16
Search Results
1
records
(took 0.009 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
