|
US3599288A
|
|
Scan average memory control system
|
|
US3587644A
|
|
Four-way valve and actuator
|
|
GB1223443A
|
|
Expressway ramp traffic control system
|
|
US3414892A
|
|
Means interconnecting printed circuit memory planes
|
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US3428281A
|
|
Holder for containers of radioactive material
|
|
US3417704A
|
|
Centrifugal pump having an impeller shaft mounted on a rotating bearing
|
|
US3464059A
|
|
Traffic-actuated control system
|
|
US3408648A
|
|
Speed sensor
|
|
US3428548A
|
|
Plasma reaction system for reacting a gas with a non-gaseous material
|
|
US3416883A
|
|
Process for preparing chemically pure ferrous carbonate
|
|
US3436333A
|
|
Impedance matching network for gas reaction apparatus
|
|
US3473145A
|
|
Q-switched laser
|
|
US3436688A
|
|
Variable delay line with movable electrode
|
|
US3362009A
|
|
Sonic vehicle detector
|
|
US3413925A
|
|
Centrifugal pump having thrust balancing means
|
|
US3410776A
|
|
Gas reaction apparatus
|
|
US3416130A
|
|
Traffic actuated control system
|
|
US3334344A
|
|
Doppler radar altimeter
|
|
US3369227A
|
|
Flexible disc magnetic storage device
|
|
US3405405A
|
|
Displaceable disc magnetic storage assembly
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