Lightweight, portable cooking stove

Lime breakup means

Lineal slot ventilation system

Linear collector for a parabolic reflector

Linear collector for a parabolic reflector

Linear concentrating solar collector

Linear lens and method for concentrating radiant energy and mult

Linear multi-oil furnace and heat exchanger

Liner for fireplace grate

Liquefied petroleum gas and electric water heater

Liquid cooled fiber thermal radiation receiver

Liquid fuel burning heater for vehicles

Liquid fuel burning heater unit

Liquid fuel combustion apparatus

Liquid fuel combustion apparatus

Liquid fuel combustion type infrared ray irradiating apparatus

Liquid fuel wick system

Liquid fuels vaporization

Liquid gas grill apparatus and method

Liquid heat pack