Patent search ap:("BELL TELEPHONE LABOR INC") AND inv:"SCAFF JACK H" Page 2

11.

发明授权
Preparation of silicon materials 失效
Title translation: 硅材料的制备

公开(公告)号：US2402582A

公开(公告)日：1946-06-25

申请号：US38683541

申请日：1941-04-04

Applicant: BELL TELEPHONE LABOR INC

Inventor： SCAFF JACK H

IPC: C01B33/02 , F16G11/12 , H01L21/00

CPC classification number: F16G11/12 , C01B33/02 , H01L21/00 , Y10S117/90 , Y10S117/906 , Y10T117/1012 , Y10T117/1092

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