Arrangement for determining the concentration of a gas, especially of the carbon dioxide content in a gas mixture
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Method and circuit arrangement for optoelectronic determination of the position of a light spot
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Circuit arrangement for restoring a dc voltage styristor
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Measuring device for statistically fluctuating microelectronic energy - uses de-compensation function element within nonlinear function element
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Integrated circuit exploiting fluctuating microelectronic energy - comprises numerous nonlinear channels joining source and drain
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Microelectronic energy conversion system - uses highly integrated circuits and produces energy much greater than product of boltzmann constant and absolute temp.
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Computer display of non alphanumeric graphics - accepts program input from keyboard and provides interactive processing via light pen
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Three=dimensional integrated circuits - mfd. by joining wafer stack with contacts through conductive adhesive
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Switching and amplifying stage for AM receiver - has electromechanical resonator in tune with antenna on RF input circuit to increase bandwidth selection
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Alarm signal transmission over central heating pipes - has transformers for signal transmission using piping as primary and secondary coils in coupled system
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Power supply for electronic appts. - is derived from photocells connected to two=stage storage capacitor system
US3900771A
Transistor with high current density
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Electrical sterilisation of water - and aqueous dispersions or solutions or water-permeated solids
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Combating of plant and animal pests in soil - uses two electrodes moving with respect to each other and inserted into soil
