Laminar flow electrostatic precipitation system
Laminar flow electrostatic precipitator having a moving electrod
Laminar flow electrostatic precipitator with sandwich structure
Laminated lithographic printing plate
Laminates for the manufacture of flexographic printing plates co
Laminates for the manufacture of flexographic printing plates us
Laminates for the manufacture of relief printing plates
Latent image photographic system
Layer support for light-sensitive material adapted to be convert
Layers used to prevent reticulation in photographic elements
Lift-off method of fabricating thin films and a structure utiliz
Light and heat sensitive composition for producing a colored tra
Light sensitive film composition
Light sensitive mass and process for its production
Light sensitive material containing an ethylene compound dye for
Light sensitive o-quinone diazide containing transfer compositio
Light sensitive photographic material
Light sensitive printing plate comprising a matted overlayer
Light-absorbing dye for use in photography
Light-absorbing dyes for silver halide material