Inventor

HOELZER JOHN S

US3 patents

Patents

3 patents

US4802053AJan 31, 1989

Control circuitry including phase failure relay

SQUARE D CO20 citations75

US4714977ADec 22, 1987

Electronic delay timer

SQUARE D CO4 citations58

US4575651AMar 11, 1986

Electronic repeat cycle delay timer

SQUARE D CO3 citations56