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- [31] A DECADE-TYPE ELECTRONIC INTERVAL-TIMER AMERICAN JOURNAL OF PSYCHOLOGY, 1949, 62 (04): : 570 - 575
- [33] A PRECISION ELECTRONIC TIMER FOR THE MEASUREMENT OF ACOUSTIC-SIGNALS BEHAVIOR RESEARCH METHODS & INSTRUMENTATION, 1983, 15 (03): : 363 - 368
- [35] THE AMPLIFYING FLUOROSCOPE - COMPARISON WITH CONVENTIONAL FLUOROSCOPE IN 2000 EXAMINATIONS OF THE STOMACH JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION, 1958, 166 (07): : 759 - 761
- [36] Fluoroscope for dental exposures ZEITSCHRIFT DES VEREINES DEUTSCHER INGENIEURE, 1930, 74 : 456 - 456
- [38] ALL-ELECTRONIC COUNTER-TIMER FOR CURRENT METERS TRANSACTIONS OF THE ASAE, 1974, 17 (03): : 412 - 413
- [40] ELECTRONIC CYCLE TIMER FOR SPECIAL APPLICATIONS USING DEKATRON TUBE JOURNAL OF SCIENTIFIC & INDUSTRIAL RESEARCH, 1962, 21 (09): : 337 - &