74069100
Jun 14, 1990
Jul 30, 1991
Active Trademark
electronic controls for automatically monitoring and controlling the operation of boilers
Electrical and Scientific Apparatusgas, oil, coal, wood and combination fuel-fired furnaces, hot water heaters, and electric boilers; heat exchangers; namely, baseboard heaters, radiators and hydronic forced-draft heating and cooling air distributors; air conditioners; and heat pumps
Environmental Control Apparatus