|
EP0276347A1
|
|
Polarization converter system
|
|
US4841260A
|
|
Half wave plate
|
|
EP0238661A1
|
|
Orthogonal mode tee
|
|
US4704833A
|
|
Preformed soffits for interior construction
|
|
US4663634A
|
|
Polarization converter within waveguide feed for dish reflector
|
|
US4468743A
|
|
Navigational plotting system
|
|
US4393448A
|
|
Navigational plotting system
|
|
US3994419A
|
|
Remote control fluid dispensing system
|
|
US3953105A
|
|
Holographic scanner utilizing auxiliary reflective surface
|
|
US3950752A
|
|
Navigation receiver system for synchronizing to noisy, asymmetrical signals
|
|
US3868691A
|
|
Loran receiver automated master search
|
|
US3868690A
|
|
Loran receiver envelope-cycle discrepancy compensation
|
|
US3758873A
|
|
Random pulse generator
|
|
US3701978A
|
|
Storage and converter system
|
|
US3585308A
|
|
Multiplex converter system
|
|
US3504194A
|
|
Sample and hold circuit
|
|
US3514584A
|
|
Ternary digital computer circuits
|
|
US3414103A
|
|
Signal responsive and signal generating means for single element print head typewriter
|
|
US3215860A
|
|
Clock pulse controlled sine wave synthesizer
|
|
US3133211A
|
|
Electronic apparatus for following peak or valley signal amplitude
|
