-
公开(公告)号：CA571859A
公开(公告)日：1959-03-10
申请号：CA571859D
Applicant: WEST RAYMOND M , STEELE ROBERT W
Inventor： WEST RAYMOND M , STEELE ROBERT W
-
公开(公告)号：US2821216A
公开(公告)日：1958-01-28
申请号：US62485956
申请日：1956-11-28
Applicant: WEST RAYMOND M , STEELE ROBERT W
Inventor： WEST RAYMOND M , STEELE ROBERT W
CPC classification number: B27B17/0016 , A01B39/085 , A01D1/00 , A01G3/08 , Y10T83/7083
-
Search Results
2
records
(took 0.021 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
