Technikatörténeti szemle 20. (1993)

TANULMÁNYOK - Tihanyi Glass, Katalin: The Iconoscope: Kalman Tihanyi and the Development of Modern Television

2. Single-sided (Fig. 9) and two-sided (Fig. 6) storage tubes from Tihanyi's French Pat. 676,546, British Pat. 313.456, applications filed on June 11, 1929; and U.S. Pat. 2,158,259, application filed on June 10, 1929 (convention date for all three June 11, 1928)