Number | Name | Date | Kind |
---|---|---|---|
4058678 | Dunn et al. | Nov 1977 | |
4284849 | Anderson et al. | Aug 1981 | |
4442319 | Treidl | Apr 1984 | |
4520576 | Vander | Jun 1985 | |
4701945 | Pedigo | Oct 1987 | |
4885766 | Yasuoka et al. | Dec 1989 | |
4916439 | Estes et al. | Apr 1990 | |
5051720 | Kittirutsunetorn | Sep 1991 | |
5127045 | Cragun et al. | Jun 1992 | |
5138649 | Krisbergh et al. | Aug 1992 | |
5210788 | Nilssen | May 1993 | |
5218552 | Stirk et al. | Jun 1993 | |
5414751 | Yamada | May 1995 | |
5414756 | Levine | May 1995 | |
5434973 | Lu | Jul 1995 | |
5544222 | Robinson et al. | Aug 1996 | |
5548635 | Bradley et al. | Aug 1996 | |
5553123 | Chan et al. | Sep 1996 | |
5583933 | Mark | Dec 1996 | |
5623531 | Nilssen | Apr 1997 | |
5675371 | Barringer | Oct 1997 |
Number | Date | Country |
---|---|---|
0 639 019 A1 | Feb 1993 | EPX |
2 597 240 A1 | Oct 1987 | FRX |
2 229 022 | Sep 1990 | GBX |
Entry |
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European Search Report (Date of Publication Jul. 22, 1998 A3). |
Ryan JL, Home Automation, Electronics and Communication Engineering Journal, vol. 1, No. 4, Jul. 1989, London, pp. 185-192. |