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Multichannel Signal Normalizer
(U.S. Patent and Trademark Office, 1972-02-22)
An electronic network is comprised of voltage squaring circuits, differential amplifiers, square root circuits, a summing amplifier with input isolation resistors and an adjustable voltage source, interconnected so as to ...
Apparatus for Providing Ac Electrical Energy at a Preselected Frequency
(U.S. Patent and Trademark Office, 1972-05-16)
A method and apparatus for providing AC electrical energy at a preselected frequency including a driven AC generator having an externally excitable field, means connected to the generator field for exciting the field at ...
High Pressure Storage Vessel
(U.S. Patent and Trademark Office, 1972-11-28)
A method of manufacture of a high pressure gas storage vessel having a body of particles in the form of a porous solid mass, a conduit having one end within the porous solid body, the conduit extending from the body providing ...