Number | Name | Date | Kind |
---|---|---|---|
2916685 | Genuit | Dec 1959 | |
3063002 | Phelon | Nov 1962 | |
3596161 | Swanke et al. | Jul 1971 | |
3633057 | Smith et al. | Jan 1972 | |
3668491 | Kelley et al. | Jun 1972 | |
3678357 | Swanke et al. | Jul 1972 | |
3721875 | Feldner et al. | Mar 1973 | |
3737750 | Kearns | Jun 1973 | |
3943421 | Shibata et al. | Mar 1976 | |
4019106 | Doren | Apr 1977 | |
4041360 | Morris | Aug 1977 | |
4066937 | Pfarrer et al. | Jan 1978 | |
4322665 | Landgraf | Mar 1982 | |
4454460 | Tahara et al. | Jun 1984 | |
4456751 | Messelt et al. | Jun 1984 | |
4710661 | Gjota | Dec 1987 | |
4755702 | Iijima et al. | Jul 1988 | |
4890049 | Auinger | Dec 1989 | |
4910790 | Kershaw | Mar 1990 | |
4947072 | Watkins et al. | Aug 1990 | |
4948998 | Fink et al. | Aug 1990 | |
5023532 | Gakenholz | Jun 1991 | |
5063319 | Mason et al. | Nov 1991 | |
5336956 | Haner | Aug 1994 | |
5424599 | Stroud | Jun 1995 | |
5455885 | Cameron | Oct 1995 | |
5521471 | Yang | May 1996 |
Number | Date | Country |
---|---|---|
2531286 | Feb 1984 | FRX |
3812190 | Aug 1989 | DEX |
Entry |
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Patent Abstracts of Japan (JP 63 023587) vol. 012, No. 232 (E-628) Jan. 1988 Japan. |
Patent Abstracts of Japan (JP 60 241760) vol. 010, No. 104 (E-397) Nov. 1985 Japan. |