-
公开(公告)号:US2653165A
公开(公告)日:1953-09-22
申请号:US18712750
申请日:1950-09-27
Applicant: CALIFORNIA RESEARCH CORP
Inventor: LEVINE IRVING E
IPC: C07C51/265
CPC classification number: C07C51/265 , C07C63/04
-
公开(公告)号:US2464244A
公开(公告)日:1949-03-15
申请号:US60024845
申请日:1945-06-19
Applicant: CALIFORNIA RESEARCH CORP
Inventor: LEVINE IRVING E , TOLAND JR WILLIAM G
IPC: C07C45/39
CPC classification number: C07C45/39 , C07C49/205
-