Capacitive coupling device for an electron tube

Capacitively coupled RF fluorescent lamp with RF magnetic enhanc

Capacitively coupled RF fluorescent lamp with RF magnetic enhanc

Capped electric lamp and low-pressure mercury-vapor...

Cascaded relativistic magnetron

Cathode driven crossed-field amplifier

Cathode for a magnetron having primary and secondary electron em

Cathode ray tube having low voltage focus and dynamic correction

Cathode structure for magnetrons

Circuit assembly for inclusion within fluorescent lamp

Circuit breaker by-pass element

Circuit breaker with thin-walled bulb

Circuit for driving an alternating current high pressure gas...

Circular fluorescent lamp unit

Circular fluorescent lamp unit

Circular fluorescent lamp unit

Circular fluorescent lamp with improved housing containing balla

Clamp-on low power isolation transformer for airfield lighting

Co-axial magnetrons

Co-axial multi cavity anode magnetrons