Housing for electronic air cleaner

Hybrid color photographic elements and processes for developing

Hydrophilic-colloid silver halide emulsion hardened with a bisvi

Image forming process

Image forming process by color intensification

Imagewise distribution of sulfate group on substrate polymer by

Improved air ionizing apparatus

In-process color balance adjustment of photographic film using f

Interference film photography

Intra packet film processing method and apparatus

Ionization filter for purifying air

Ionizing and polarizing electronic air filter

Ionizing structure for ambient air treatment

Laminates for the manufacture of relief printing plates

Layers used to prevent reticulation in photographic elements

Light-sensitive photographic material

Light-sensitive silver halide color photographic material and a

Light-sensitive silver halide photographic materials

Lippmann film with reflective layer

Lith-type silver halide photosensitive material containing a p-b