Number | Name | Date | Kind |
---|---|---|---|
RE31336 | Weinmann et al. | Aug 1983 | |
3336564 | McCaughey | Aug 1967 | |
3601768 | Lightner | Jul 1969 | |
3854787 | Snyder, Jr. | Dec 1974 | |
4221352 | Caveney | Sep 1980 | |
4428638 | Greenwood | Jan 1984 | |
4705482 | Endo et al. | Nov 1987 | |
4781615 | Davis et al. | Nov 1988 | |
4832625 | Puerner | May 1989 | |
4859204 | Daly et al. | Aug 1989 | |
4867700 | Kreinberg | Sep 1989 | |
4886942 | Lenz et al. | Dec 1989 | |
4887977 | Lemke | Dec 1989 | |
4902241 | Lockard | Feb 1990 |
Number | Date | Country |
---|---|---|
0087710 | Sep 1983 | EPX |
2233075 | Jan 1974 | DEX |
1014237 | Dec 1965 | GBX |
Entry |
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U.S. application Ser. No. 386,536, Puerner. |