Number | Date | Country | Kind |
---|---|---|---|
3814246 | Apr 1988 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
4118631 | Froggatt | Oct 1978 | |
4173970 | Momin | Nov 1979 | |
4262306 | Renner | Apr 1981 | |
4609940 | Born et al. | Sep 1986 | |
4791934 | Brunnett | Dec 1988 | |
4831645 | Guenther et al. | May 1989 |
Number | Date | Country |
---|---|---|
2361155 | Jun 1975 | DEX |
2017450 | Mar 1979 | DEX |
3436444 | Apr 1986 | DEX |
Entry |
---|
"New Product" section from Automatisierungstechnische Praxis, vol. II, 1988, p. 99. |