-
公开(公告)号:US3497827A
公开(公告)日:1970-02-24
申请号:US3497827D
申请日:1964-09-21
Applicant: PHILIPS CORP
Inventor: SMITH JAMES , SIMMONS DERRICK GEORGE
CPC classification number: H01S3/038 , G03F7/70025 , H01J17/00 , H01J2893/0064
-
公开(公告)号:US3473143A
公开(公告)日:1969-10-14
申请号:US3473143D
申请日:1965-10-06
Applicant: PHILIPS CORP
Inventor: SIMMONS DERRICK GEORGE , SMITH JAMES
-