Mark Identification

NGK

Serial Number

73213847

Filing Date

May 1, 1979

Registration Date

Jul 21, 1981

Trademark by

NGK INSULATORS LTD.

Classification Information

Ceramic Articles-Namely, Lids for Integrated Circuit Packages, Precision Machine Bearings, Thread Guides and Pipes for Trimmer Condensers

Electrical and Scientific Apparatus

Electric Arc Tubes for High Density Discharge Lamps and Far Infrared Ray Heaters and Heating Elements

Environmental Control Apparatus

Alumina Ceramics and Beryllia Ceramics for Electronic Parts

Housewares and Glass