Number | Date | Country | Kind |
---|---|---|---|
63-240285 | Sep 1988 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4655689 | Westveer et al. | Apr 1987 | |
4708596 | Palm et al. | Nov 1987 | |
4737079 | Kurosawa et al. | Apr 1988 | |
4886422 | Takeuchi et al. | Dec 1989 |
Number | Date | Country |
---|---|---|
3500299AL | Nov 1985 | DEX |
Entry |
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"Industriellen Messetchnik", Profos, Vulkan-Verlag-Essen, 1987, pp. 237, 263 and 264. |
"Lexikon der Elektronik", Neufang, Friedr. Vieweg & Sohn, 1983, p. 186. |
"Kleines Lexikon der Bertriebsmesstechnik", Jeschke, Reihe Automatisierungstechnik, 1968, pp. 42 and 43. |