Number | Date | Country | Kind |
---|---|---|---|
54-124052 | Sep 1979 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4081605 | Kitiwaki et al. | Mar 1978 | |
4161625 | Katterfeldt et al. | Jul 1979 |
Entry |
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Rabiner, et al., "A Comparative Performance Study etc.", IEEE Trans. Acoustics, Speech etc., Oct. 1976, pp. 399-418. |