1
Charles W Eichelberger, Robert J Wojnarowski: Capacitive touch entry apparatus having high degree of personal safety. General Electric Company, Geoffrey H Krauss, James C Davis, Marvin Snyder, September 15, 1981: US04290052 (192 worldwide citation)

A capacitive touch entry structure utilizes an array of at least one capacitive touch sensor fabricated upon a double-sided printed circuit board adhesively mounted upon a surface of a transparent insulative substrate. The substrate has sufficient thickness to safely insulate user personnel, contact ...


2
Wojnarowski Robert J, Eichelberger Charles W: Touche capacitive a degre de surete eleve, Capacitive touch entry apparatus having high degree of personal safety. General Electric Company, ECKERSLEY RAYMOND A, September 11, 1984: CA1174328

RD-11816 CAPACITIVE TOUCH ENTRY APPARATUSHAVING HIGH DEGREE OF PERSONAL SAFETY Abstract of the Disclosure A capacitive touch entry structure utilizes an arrayof at least on capacitive touch sensor fabricated upon a double-sided printed circuit board adhesively mounted upon a surface ofa transparent ...