-
公开(公告)号:US2972083A
公开(公告)日:1961-02-14
申请号:US2229060
申请日:1960-04-14
Applicant: MICROWAVE ASS
Inventor: WALKER RICHARD M , TOORKS WILLIAM P
-
公开(公告)号:US2903623A
公开(公告)日:1959-09-08
申请号:US73272058
申请日:1958-05-02
Applicant: MICROWAVE ASS
Inventor: WALKER RICHARD M
IPC: H01J17/04
CPC classification number: H01J17/04
-