Number | Date | Country | Kind |
---|---|---|---|
43 38 512.5 | Nov 1993 | DEX | |
44 18 380.1 | May 1994 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
3636094 | Yonan | Jan 1972 | |
3849478 | Payne, Jr. | Nov 1974 | |
3906102 | Tottori et al. | Sep 1975 | |
3958006 | Payne, Jr. | May 1976 | |
4578498 | Frickel et al. | Mar 1986 | |
5059623 | Kruger et al. | Oct 1991 | |
5166392 | Kruger et al. | Nov 1992 | |
5176914 | Kruger et al. | Jan 1993 | |
5250568 | Kruger et al. | Oct 1993 | |
5371271 | Kruger et al. | Dec 1994 |
Number | Date | Country |
---|---|---|
0293718 | Dec 1988 | EPX |
0413666 | Feb 1991 | EPX |
0483772 | May 1992 | EPX |
Entry |
---|
Database WPI, Derwent Publications, AN-94-040040, JP-5-345751, Dec. 27, 1993. |