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Class Information
Number: 330/63
Name: Amplifiers > With magnetic means amplifying device
Description: Subject matter wherein the amplifying device includes a magnetic means to control the power supply energy or is involved in the structure of the amplifying device in some other manner and which is not provided for above.

Patents under this class:

Patent Number Title Of Patent Date Issued
8164157 Signal absorption induction circuit Apr. 24, 2012
7545208 Signal amplification through an electromagnetic device Jun. 9, 2009
5874856 Feed forward amplifier Feb. 23, 1999
5034697 Magnetic amplifier switch for automatic tuning of VLF transmitting antenna Jul. 23, 1991
4458160 High gain Josephson junction voltage amplifier Jul. 3, 1984
4015148 Hall effect device for use in obtaining square or square root of a voltage amplitude Mar. 29, 1977
3993960 Magnetic signal mixing amplifier Nov. 23, 1976

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