Inventor

HENDRICKS DONALD B

US3 patents

Patents

3 patents

US4316256AFeb 16, 1982

Thermostat with automatic heat/air conditioning changeover

MICROCOMM CORP111 citations92

US4431134AFeb 14, 1984

Digital thermostat with protection against power interruption

MICROCOMM CORP192 citations91

US4274145AJun 16, 1981

Digital thermostat

MICROCOMM CORP22 citations78