2-Equivalent acylacetamide yellow forming couplers with 2,6-diox
Acylacetanilide coupler with heterocyclic diacyl amino coupling-
Adjustable air filter
Adjustable air filtering device
Air cleaner
Air cleaner and its ionizing unit
Air conditioning system with modular electrically stimulated...
Air filter assembly having an electrostatically charged...
Air filtering system
Air purification assembly
Air-cleaning apparatus
Antifoggants in heat developable photographic materials
Apparatus for biological purification and filtration of air
Apparatus for electrostatically cleaning particulates from air
Automatic air cleaner
Color photographic light sensitive element and method of forming
Color photographic light-sensitive material containing developme
Color photographic processing method
Color photographic processing method
Color radiography