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Class Information
Number: 333/78
Name: Wave transmission lines and networks >
Description:

Sub-classes under this class:

Class Number	Class Name	Patents
333/1	Plural channel systems	195
333/12	Transmission line inductive or radiation interference reduction systems	533
333/13	Resonator-type breakdown discharge systems (e.g., t-r or r-t systems)	37
333/14	Amplitude compression and expansion systems (i.e., companders)	213
333/15	Pilot line-controlled systems	7
333/16	Pilot current-controlled systems	28
333/17.1	Automatically controlled systems	190
333/19	Differentiating or integrating systems	25
333/20	Wave-shaping	103
333/213	Negative resistance or reactance networks of the active type	55
333/218	Frequency multipliers	70
333/219	Resonators (distributed parameter type)	492
333/21R	Wave mode converters	188
333/22R	Dissipating terminations for long lines	182
333/23	Artificial lines	32
333/236	Long lines	65
333/245	Long line elements and components	161
333/24R	Coupling networks	217
333/81R	Attenuators	317
333/99R	Miscellaneous	42