-
公开(公告)号：US3421478A
公开(公告)日：1969-01-14
申请号：US3421478D
申请日：1966-09-15
Applicant: JOHN A M WARMERDAM
Inventor： WARMERDAM JOHN A M
CPC classification number: A01K1/0011
Search Results
1
records
(took 0.009 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
