-
公开(公告)号：US2267117A
公开(公告)日：1941-12-23
申请号：US25404639
申请日：1939-02-01
Applicant: CELANESE CORP
Inventor： JAMES MANN RALPH , WILFRED HARMER
IPC: D06C7/02
CPC classification number: D06C7/02
-
公开(公告)号：US2344557A
公开(公告)日：1944-03-21
申请号：US41395241
申请日：1941-10-07
Applicant: CELANESE CORP
Inventor： JAMES MANN RALPH , ROBERT MARTIN , WILFRED HARMER
IPC: D06B3/16
CPC classification number: D06B3/16 , D06B2700/095
-
Search Results
2
records
(took 0.008 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
