Patent search ap:("INT STANDARD ELECTRIC CORP") AND inv:"JEFFREY GREEN BERNARD" Page 1

1.

发明授权
Thermionic cathode heaters 失效
Title translation: 热阴极加热器

公开(公告)号：US2885334A

公开(公告)日：1959-05-05

申请号：US47802854

申请日：1954-12-28

Applicant: INT STANDARD ELECTRIC CORP

Inventor： JEFFREY GREEN BERNARD

IPC: C25D13/02 , H01J1/22 , H01J9/08

CPC classification number: C25D13/02 , H01J1/22 , H01J9/08

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