73779069
Feb 6, 1989
Oct 23, 1990
PORTABLE COMPUTER BASED UNITS USED TO COLLECT, RECORD AND ANALYZE PERSONS' RESPONSES TO TELEVISED, RADIO AND FILM MATERIAL, PROGRAMMING AND COMMERCIALS, NOT FOR USE IN THE HOME AND NOT FOR RETAIL SALE
Electrical and Scientific ApparatusCOLLECTION, RECORDING AND ANALYSIS OF PERSON'S RESPONSES TO TELEVISED, RADIO AND FILM MATERIAL, PROGRAMMING AND COMMERCIALS USING PORTABLE COMPUTER-BASED SYSTEMS
Advertising and Business