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4736303 | Itoh et al. | Apr 1988 | |
4891760 | Kashiwazaki et al. | Jan 1990 | |
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5067081 | Person | Nov 1991 | |
5067082 | Nimura et al. | Nov 1991 | |
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5173709 | Lauro et al. | Dec 1992 |
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63-12096 | Jan 1988 | JPX |
63-115004 | May 1988 | JPX |
Entry |
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Patent Abstracts of Japan, vol. 7, No. 160 (P-210)(1305) Jul. 14, 1983 (JPA 58-70125). |
Proceedings of the 1990 American Control Conference, May 23-25, 1990, San Diego, Ca., H. Oshizawa et al. "Description and Performance of NAVMATE, an In-Vehicle Route Guidance System", pp. 782-787. |