LandOfFree - US Patents - Listing for Baths, closets, sinks, and spittoons,Ventilation,Bowl structure or vent valve

Baths – closets – sinks – and spittoons – Ventilation – Bowl structure or vent valve

Combined fan and valve

Baths – closets – sinks – and spittoons – Ventilation – Bowl structure or vent valve

Odor extractor apparatus

Baths – closets – sinks – and spittoons – Ventilation – Bowl structure or vent valve

Odor removal apparatus and/or methods

Baths – closets – sinks – and spittoons – Ventilation – Bowl structure or vent valve

Odor removal system and overflow safety system for toilets

Baths – closets – sinks – and spittoons – Ventilation – Bowl structure or vent valve

Odorless toilet

Baths – closets – sinks – and spittoons – Ventilation – Bowl structure or vent valve

Odorless toilet

Baths – closets – sinks – and spittoons – Ventilation – Bowl structure or vent valve

Power vented odorless non-overflow auto flush toilet

Baths – closets – sinks – and spittoons – Ventilation – Bowl structure or vent valve

Toilet assembly

Baths – closets – sinks – and spittoons – Ventilation – Bowl structure or vent valve

Toilet assembly

Baths – closets – sinks – and spittoons – Ventilation – Bowl structure or vent valve

Toilet assembly

Baths – closets – sinks – and spittoons – Ventilation – Bowl structure or vent valve

Toilet assembly

Baths – closets – sinks – and spittoons – Ventilation – Bowl structure or vent valve

Toilet assembly having a combined automatic ventilation and flus

Baths – closets – sinks – and spittoons – Ventilation – Bowl structure or vent valve

Toilet bowl noxious fume and mist evacuation

Baths – closets – sinks – and spittoons – Ventilation – Bowl structure or vent valve

Toilet ventilation system

Baths – closets – sinks – and spittoons – Ventilation – Bowl structure or vent valve

Toilet ventilation system

Baths – closets – sinks – and spittoons – Ventilation – Bowl structure or vent valve

Toilet ventilation system

Baths – closets – sinks – and spittoons – Ventilation – Bowl structure or vent valve

Toilet with device for removing unpleasant odors

Baths – closets – sinks – and spittoons – Ventilation – Bowl structure or vent valve

Toilet with odor removal tube

Baths – closets – sinks – and spittoons – Ventilation – Bowl structure or vent valve

Vented toilet bowl