-
1.
公开(公告)号:US3095518A
公开(公告)日:1963-06-25
申请号:US8071061
申请日:1961-01-04
Applicant: CREEDON JOHN E , SOL SCHNEIDER , YEAMANS NORMAN L
Inventor: CREEDON JOHN E , SOL SCHNEIDER , YEAMANS NORMAN L
IPC: H01J17/26
CPC classification number: H01J17/26
-
公开(公告)号:US3175105A
公开(公告)日:1965-03-23
申请号:US12774761
申请日:1961-07-28
Applicant: CREEDON JOHN E , SOL SCHNEIDER , ZINN MORTIMER H
Inventor: CREEDON JOHN E , SOL SCHNEIDER , ZINN MORTIMER H
IPC: H01J45/00
CPC classification number: H01J45/00
-