-
公开(公告)号：US3189742A
公开(公告)日：1965-06-15
申请号：US15412261
申请日：1961-11-22
Applicant: LAB FOR ELECTRONICS INC
Inventor： LEUBA RICHARD J
IPC: G01T7/04
CPC classification number: G01T7/04
Search Results
1
records
(took 0.016 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
