-
1.Method and apparatus for providing a spiral cut in small resistances 失效
Title translation: 用于提供小电阻的螺旋切割的方法和装置公开(公告)号:US3012383A
公开(公告)日:1961-12-12
申请号:US5029960
申请日:1960-08-17
Applicant: LAYER JR EDWIN H , OLSON EARL R , MORGAN JOSEPH O
Inventor: LAYER JR EDWIN H , OLSON EARL R , MORGAN JOSEPH O
IPC: B24B19/02 , H01C17/245
CPC classification number: B24B19/024 , H01C17/245 , Y10T409/300112 , Y10T409/300672
-
2.Apparatus for automatically coating ceramic rods with metal or metal alloy by thermal evaporation 失效
Title translation: 用于通过热蒸发自动涂覆金属或金属合金的陶瓷棒的装置公开(公告)号:US2902972A
公开(公告)日:1959-09-08
申请号:US68319057
申请日:1957-09-10
Applicant: LAYER EDWIN H , OLSON EARL R
Inventor: LAYER EDWIN H , OLSON EARL R
CPC classification number: C23C14/56 , C23C14/505 , H01B1/00
-