Subscription TV audio carrier recovery system

Subscription TV decoder logic system

Subteranean surveying apparatus

Subtitling apparatus with memory control codes interspersed with

Subtraction fluoroscopy method and apparatus

Subtraction processing method and apparatus for radiation images

Subtraction processing method for radiation images

Superimposed analog video image on plotted digital field tester

Superimposing apparatus

Superimposing method and apparatus useful for subliminal message

Superimposition of images in a digital copier or printer

Superimposition of non-visual signals upon an image signal in a

Superinterlacing imaging systems

Supplementary amount of developing solution determining method f

Supply circuit

Suppression circuit for video

Suppression of field-rate brightness variations for a television

Suppression of flicker effects in a television receiver

Surface acoustic wave device

Surface defect inspection apparatus with microscope