72126873
Aug 29, 1961
Oct 23, 1962
Illuminated Indicators-Namely, Press-to-Test Indicators, Fixed Indicators, Switch Operation Indicators, Flush-Mounted Panel Indicators, Edge Light Indicators and Multiple Panel Indicators, Illuminated Interlocking Keyboards, Illuminated Switches and Panel Assemblies of and Parts and Components for All Such Indicators, Keyboards and Switches
Housewares and Glass