Number | Name | Date | Kind |
---|---|---|---|
3110770 | Howell | Nov 1963 | |
3247324 | Cefaly et al. | Apr 1966 | |
3539724 | Keesee | Nov 1970 | |
3651798 | Egli et al. | Mar 1972 | |
3732868 | Willems et al. | May 1973 | |
3858005 | Marshall et al. | Dec 1974 | |
3989895 | O'Daniel, Sr. | Nov 1976 | |
4048444 | Giampapa | Dec 1977 | |
4071694 | Pfeiffer | Jan 1978 | |
4220160 | Kimball et al. | Sep 1980 | |
4301809 | Pinchak | Nov 1981 | |
4436096 | Dyck et al. | Mar 1984 | |
4446872 | Marsoner et al. | May 1984 | |
4528690 | Sedgwick | Jul 1985 | |
4594731 | Lewkowicz | Jun 1986 | |
4598417 | Deno | Jul 1986 | |
4618986 | Hower | Oct 1986 | |
4765321 | Mohri | Aug 1988 | |
4770189 | Shyu | Sep 1988 | |
4783813 | Kempka | Nov 1988 | |
4792145 | Eisenberg et al. | Dec 1988 | |
4821327 | Furugard et al. | Apr 1989 |
Number | Date | Country |
---|---|---|
0295318 | Dec 1988 | EPX |
2822194 | Apr 1980 | DEX |
2929688 | Dec 1981 | DEX |
3218003 | Nov 1983 | DEX |
2330367 | Nov 1975 | FRX |
61-253046 | Oct 1986 | JPX |
158695 | Jun 1979 | NLX |
Entry |
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