Patent search ap:("BELL TELEPHONE LABOR INC") AND inv:"GILBERT WILLIAM F JR" Page 1

1.

发明授权
Manufacture of garnet ceramic 失效
Title translation: GARNET陶瓷的制造

公开(公告)号：US3479292A

公开(公告)日：1969-11-18

申请号：US3479292D

申请日：1965-12-20

Applicant: BELL TELEPHONE LABOR INC

Inventor： CHEGWIDDEN RAYMOND A , COHEN HOWARD M , GILBERT WILLIAM F JR

IPC: C04B35/26 , C04B35/40 , H01F1/08

CPC classification number: C04B35/2675

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