Microwave-triggered laser switch

Middle output electrodeless lighting system

Mode control apparatus for a separable-insert coaxial magnetron

Mode seeding cathode for a relativistic magnetron

Modular system for movie set lighting

Motor vehicle rear lighting system

Mounting structure and related method both for a multi-filament

Multi-mode light-emitting device for underwater applications

Multi-purpose safety light

Multi-resonator microwave oscillator

Multifilament bulb with filament switching device

Multifilament lamp, a method for varying its brightness and cont

Multifilament light bulb

Multipactor discharge tuned co-axial magnetrons

Multiple air gap spark plug

Multiple filament electric lamp

Multiple intensity lamp controller and lighting system

Multistage spark gap with delay cables

Negative glow discharge lamp

Negative glow lamp