75904392
Jan 27, 2000
Nov 27, 2001
HVAC EQUIPMENT, NAMELY, MICROPROCESSOR BASED PROGRAMMABLE COMMUNICATIONS CONTROLLER AND COMPUTER SOFTWARE FOR USE IN A MICROPROCESSOR BASED PROGRAMMABLE COMMUNICATIONS CONTROLLER FOR RECEIVING, STORING AND SENDING DATA FROM OTHER HVAC EQUIPMENT, NAMELY, COMPUTERS AND MICROPROCESSOR OPERATED CONTROLLERS
Electrical and Scientific Apparatus