Number | Date | Country | Kind |
---|---|---|---|
8319101 | Jul 1983 | GBX |
Number | Name | Date | Kind |
---|---|---|---|
3421089 | Lyghounis | Jan 1969 | |
3748590 | Gray | Jul 1973 |
Entry |
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Belleson; IBM Technical Disclosure Bulletin; "Wideband Frequency Demodulator;" vol. 9; No. 10; Mar. 1967; pp. 1464-1466. |