-
公开(公告)号：US2882941A
公开(公告)日：1959-04-21
申请号：US63692157
申请日：1957-01-29
Applicant: ST REGIS PAPER CO
Inventor： POPE JOHN T
IPC: A01G23/091
CPC classification number: A01G23/091 , Y10T83/667 , Y10T83/7547
Search Results
1
records
(took 0.011 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
