BALLASTAR by UNIVERSAL LIGHTING TECHNOLOGIES, INC. (Track this)
Intl: (009) Electrical and scientific apparatus US: 021; 026 Filing date: 21-Sep-1981 Serial number: 73329164
BALLAST by KOCH-GLITSCH, LP (Track this)
Intl: (007) Machinery US: 023 Filing date: 04-Dec-1961 Serial number: 72133259