Potpourri holder for ceiling fan
Propeller air freshener
Rechargeable electric air-freshener for cars
Recirculated room air purification
Register scenting system
Renewable vaporizer for air treatment and the like
Room air purification
Room air purifier
Room deodorizer or odorizer
Salt air freshener apparatus and method
Scent delivery device
Scent dispensing air fresheners
Scent dispensing air register
Scent dispensing apparatus
Scented air filter for use with a forced air central heating and
Scented air freshening device
Scented air freshening device and method of making same
Scented air refreshening device and method of making same
Sculptured air freshener dispenser
Simmer plate dispenser for volatile active materials