Narrow band light absorbing filter

Narrow-band optical absorption filter

Narrowband wide field of view optical filter

Near infrared absorption filter for color television cameras

Nematic liquid crystal compositions

Nematic liquid crystal compositions

Nematic liquid crystal compositions

Nematic liquid crystal displays for low voltage direct current o

Nematic liquid crystal mixtures with stable homeotropic boundary

Nematic liquid crystalline mixture of .alpha.-cyanostilbenes and

Nematic liquid crystalline substances

New leather oiling preparations and their use

Non-linear optic process using N-(4-nitrophenyl)-2-(hydroxymethy

Non-linear optical polymeric article and method

Nonlinear optical devices from derivatives of stilbene

Novel liquid crystal dyestuffs and electro-optic devices incorpo

Noxious vapor suppression using glass microbubbles with a fluoro

Nuclear fuel and process of preparation thereof

Nuclear fuel cartridge, and a method of preparing the cartridge

Nuclear fuel element