75674472
Apr 5, 1999
Feb 18, 2003
Computerized and other electronic audio/video apparatus; namely time base correctors, video typewriters, character generators, video effects processors, time code generators and readers, television signal encoders and decoders, video switchers/switches, audio mixers, video edit controllers, signal transcoders, video timers, video micro scalers, crossline generators, video pointers, and video measuring gauges
Electrical and Scientific Apparatus