Patent search ap:("SYLVANIA ELECTRIC PROD") AND inv:"THEODOSOPOULOS JAMES" Page 1

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发明授权
Method of coating heater coils 失效
Title translation: 涂层加热线圈的方法

公开(公告)号：US3450565A

公开(公告)日：1969-06-17

申请号：US3450565D

申请日：1964-12-18

Applicant: SYLVANIA ELECTRIC PROD

Inventor： THEODOSOPOULOS JAMES , MACKAY STANLEY

IPC: H01J1/22 , H01J9/08 , H05B3/42 , B44D1/18 , H01B1/02

CPC classification number: H05B3/42 , H01J1/22 , H01J9/08

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