Perfume-containing cake, process for making it, and articles...
Personal oxygen dispenser
Photocatalyst filter for a light leakage type
Photocatalyst sheet
Photocatalytic air treatment process under room light
Photoelectrochemical air disinfection
Photoelectrochemical air disinfection
Pollutant removal from air in closed spaces
Polymeric wick composition for air freshener candle product
Portable air purifier apparatus and system
Portable air purifying apparatus
Portable germicidal air filter
Potpourri holder for ceiling fan
Power disruption apparatus for a radiation lamp
Power-assisted deodorizer system and method
Process for providing a titanium dioxide layer on a material...
Propeller air freshener