Hybrid thermionic energy converter and method

Hybrid thin film/thick film solid oxide fuel cell and method...

Hybrid unstable resonator laser cartridge

Hybrid vapor cooled power lead for cryostat

Hybrid vertical cavity laser with buried interface

Hybrid wet-slug and electrochemical electrode capacitor

Hybrid, saturable reflector for mode-locking lasers

Hydraulic actuator for an electric circuit breaker

Hydraulic control of electric circuit breakers

Hydraulic control system for electric circuit-breaker

Hydraulic coupling with metallic sealing member

Hydraulic drive for switchgear

Hydraulic logic circuit with controlled delay

Hydraulic means for stressing the springs of spring actuated...

Hydraulic operating mechanism

Hydraulic operating mechanism

Hydraulic system for operating switching or like devices

Hydraulic thermostat with double throw switch mechanism

Hydraulic valve for vehicle operation

Hydraulically actuated electric circuit-breakers