Patent search ap:("TESLA NP") AND inv:"SCHNEIDER PETR" Page 1

1.

发明授权
Nonemissive carbide elements for grids for power tubes 失效
Title translation: 用于电力网格的非易失碳元素

公开(公告)号：US3504213A

公开(公告)日：1970-03-31

申请号：US3504213D

申请日：1967-01-16

Applicant: TESLA NP

Inventor： HIX PETR , SCHNEIDER PETR

IPC: H01J1/48 , H01J43/04

CPC classification number: H01J1/48

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