74368538
Mar 17, 1993
Nov 21, 1995
Active Trademark
modular controls for heating systems allowing multiple room thermostats for controlling different heating zones in a building; controllers for setback thermostats, and heating zone motor and pumps; zone drive electric plugs; expansion adapters for zone drive electric plugs; expansion modules for said controllers; pump relays; thermostats; setback thermostats; electric wires; electrical connectors; plug and couplings for flat electric wire
Electrical and Scientific Apparatus