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Class Information
Number: 342/143
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > Determining distance > With pulse modulation > Combined with determining direction > With crt display > Plural
Description: Subject matter including more than one CRT.

Patents under this class:

Patent Number Title Of Patent Date Issued
8542138 Ring oscillator delta sigma ADC modulator with replica path nonlinearity calibration Sep. 24, 2013

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