Immersion heaters with heating elements in the form of printed c
Immersion heating element with conductive polymeric fitting
Immersion heating element with electric resistance heating mater
Immersion heating element with highly thermally conductive polym
Immersion type water heating element assembly with permanently w
Integral water heater and water temperature sensor
Integrated heater and controller assembly
Liquid heater load control
Low liquid level advance warning alarm system with safety shut-o
Method for processing heating wire of aquarium heater and aquari
Methods of assembling immersion heaters with heating elements in
Multi-position point of use electric water heater
Panel heater assembly for use in a corrosive environment and met
Polymeric immersion heating element with skeletal support and op
Pond heater with water pump
Positive temperature coefficient bar shaped immersion heater
PTC heater for use in liquid with close electrical and thermal c
Purged grounded immersion heater
Radial fin thermal transfer element and method of...
Rotatable housing for screen plug immersion heater