Apparatus and method for providing drinking water to poultry

Apparatus for prevention of freezing of water line

Automatic liquid dispenser for animals

Automatic livestock waterer

Ball float for a watering tank

Bird watering device

Freeze protected livestock watering device

Freeze resistant animal watering installation

Freeze resistant animal watering installation

Freeze resistant livestock waterer

Freeze-proof livestock watering device and method

Freezeless animal waterer

Geothermal livestock waterer

Heat distributing tanks for retarding surface freezing

Heated milk supply system for livestock

Heated pet watering dish apparatus

Heated poultry fountain

Heated watering troughs for livestock

Heater and thermostat arrangement for animal waterers

Insulated water container