Number | Date | Country | Kind |
---|---|---|---|
198 17 386 | Apr 1998 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
19069 | Burton | Jan 1858 | |
3230025 | Hamilton et al. | Jan 1966 | |
3870388 | Logren | Mar 1975 | |
4448463 | Amos | May 1984 | |
5095403 | Pin et al. | Mar 1992 | |
5414590 | Tajali | May 1995 |
Number | Date | Country |
---|---|---|
13263 | May 1957 | DEX |
36 11 693 C1 | May 1987 | DEX |
2249714 | May 1992 | GBX |
Entry |
---|
Hoffman Schroff Katalog fur die Elektronik 96/97, pp. 11.06-11.07, Aug. 1996, Schroff GMBH, Straubenhardt, Germany. |