-
公开(公告)号:US3444361A
公开(公告)日:1969-05-13
申请号:US3444361D
申请日:1959-10-15
Applicant: BECKMAN INSTRUMENTS INC
Inventor: BEKEY GEORGE A
公开(公告)号:US3444361A
公开(公告)日:1969-05-13
申请号:US3444361D
申请日:1959-10-15
Applicant: BECKMAN INSTRUMENTS INC
Inventor: BEKEY GEORGE A