Number | Date | Country | Kind |
---|---|---|---|
6-279280 | Nov 1994 | JPX | |
7-159369 | Jun 1995 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
704616 | Charles | Jul 1902 | |
1825465 | MacDonald | Sep 1931 | |
1975604 | Hanson | Oct 1934 | |
2277983 | Jacobs | Mar 1942 | |
3382947 | Biggs | May 1968 | |
3411605 | Coffman et al. | Nov 1968 | |
3567276 | Van Ryn | Mar 1971 | |
3628829 | Heilig | Dec 1971 | |
4516656 | Fleshler | May 1985 | |
4977600 | Ziegler | Dec 1990 |
Number | Date | Country |
---|---|---|
518331 | Dec 1931 | AUX |
589790 | Dec 1933 | DEX |
822170 | Oct 1951 | DEX |
944890 | Jun 1956 | DEX |
2724717 | Dec 1978 | DEX |
3519682 | Dec 1986 | DEX |
62-512 | Jun 1982 | JPX |
5143081 | Jun 1993 | JPX |
194440 | Mar 1923 | GBX |
Entry |
---|
Journal of the Acoustical Society of America, vol. 32, No. 3, Mar. 1960, pp. 371-375, Mar. 1960. |