-
公开(公告)号：US2553456A
公开(公告)日：1951-05-15
申请号：US77956747
申请日：1947-10-13
Applicant: DAYTON RUBBER COMPANY
Inventor： HOWELL EMORY L
IPC: D01H5/58
CPC classification number: D01H5/58
-
公开(公告)号：US2912722A
公开(公告)日：1959-11-17
申请号：US65930457
申请日：1957-05-15
Applicant: DAYTON RUBBER COMPANY
Inventor： HOWELL EMORY L
IPC: D01H5/86
CPC classification number: D01H5/86 , Y10T428/24479 , Y10T428/2457 , Y10T428/24587 , Y10T428/24967
-
Search Results
2
records
(took 0.01 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
