Number | Date | Country | Kind |
---|---|---|---|
90 12628 | Oct 1990 | FRX |
Number | Name | Date | Kind |
---|---|---|---|
2199813 | Baumann et al. | May 1940 | |
3806525 | Kalopissis et al. | Apr 1974 | |
3811830 | DeMarco | May 1974 | |
4268264 | Grollier et al. | May 1981 | |
4295848 | Grollier et al. | Oct 1981 | |
4391603 | Rosenbaum et al. | Jul 1983 | |
4425132 | Grollier et al. | Jan 1984 | |
4602913 | Grollier et al. | Jul 1986 | |
4867751 | Lang et al. | Sep 1989 | |
4886517 | Bugart et al. | Dec 1989 | |
5112359 | Murphy et al. | May 1992 |
Number | Date | Country |
---|---|---|
1469797 | Dec 1968 | DEX |
489697 | Dec 1936 | GBX |
2093867 | Sep 1982 | GBX |
Entry |
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French Search Report of FR 90 12628. |