Number | Date | Country | Kind |
---|---|---|---|
4240822 | Dec 1992 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
2566871 | Bedford et al. | Sep 1951 | |
4753364 | Stoffel et al. | Jun 1988 |
Number | Date | Country |
---|---|---|
803442 | Sep 1936 | FRX |
2759897 | Nov 1982 | DEX |
3038824 | Dec 1982 | DEX |
3813860 | Nov 1989 | DEX |
4240823 | Oct 1993 | DEX |
964743 | Jul 1964 | GBX |
Entry |
---|
Machine Design, vol. 58, No. 27, Nov. 13, 1986, pp. 56-62. |