Patent search ap:("SYLVANIA ELECTRIC PROD") AND inv:"RICHARDS ERNEST A" Page 1

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发明授权
Method of fabricating an incandescent lamp and its construction 失效
Title translation: 制造白炽灯的方法及其结构

公开(公告)号：US3413054A

公开(公告)日：1968-11-26

申请号：US60643666

申请日：1966-12-30

Applicant: SYLVANIA ELECTRIC PROD

Inventor： RICHARDS ERNEST A , VETERE JOHN J , JOHN APPOLLONI

IPC: H01K3/00 , H01K3/08 , H01K3/12

CPC classification number: H01K3/08 , H01K3/00 , H01K3/12

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