Apparatus and method for monitoring and controlling heating and/

Apparatus and method for oil-in-wax determination

Apparatus and method for performing automated amplification of n

Apparatus and method for performing automated amplification of n

Apparatus for conserving energy in electrical appliances

Apparatus for controlling an automobile air-conditioner to contr

Apparatus for controlling blowing mode of a car air-conditioner

Apparatus for coupling the components of a heat pump system

Apparatus for freezing fertilized ova, spermatozoa or the like

Apparatus for heat pump malfunction detection

Apparatus for inspecting heat exchanger tubes

Apparatus for inspection and/or repair of tubes discharging into

Apparatus for reducing heater and air conditioning energy consum

Apparatus for the in situ inspection of tubes while submerged in

Apparatus for use in dehumidifying and otherwise conditioning ai

Apparatus for withdrawing gas from heat exchanger having exchang

Arrangement for controlling room temperature

Arrangement for mounting tubes in a tank wall

Arrangement for mounting tubes in a tank wall

Arrangement for transferring heat from the exhaust air leaving a