-
公开(公告)号：US2930975A
公开(公告)日：1960-03-29
申请号：US36098753
申请日：1953-06-11
Applicant: STANDARD COIL PROD CO INC
Inventor： BUCHSBAUM WALTER H
IPC: G01R27/32
CPC classification number: G01R27/32
Search Results
1
records
(took 0.011 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
