"What can be more palpably absurd than the prospect held out of locomotives traveling twice as fast as stagecoaches?"
|4342971||Continuously variable surface acoustic wave delay line|
A surface acoustic wave variable time delay includes a surface acoustic wave device (10) which is secured within a housing (30). The device (10) is provided with an input transducer (12) and an output transducer (16) which are respectfully connected to in...
|4180724||Solid state digital running time indicator|
A solid state digital running time indicator is energized from the same power source supplying energy to a monitored event. A device for detecting when the power is on initiates a signal to timing circuitry for generating clock pulse signals and control t...