Number | Name | Date | Kind |
---|---|---|---|
4012795 | Doore et al. | Mar 1977 | |
4032994 | Frey | Jul 1977 | |
4058856 | Doerre et al. | Nov 1977 | |
4268919 | Zeibig | May 1981 | |
4318190 | Cortesi | Mar 1982 | |
4687488 | Frey | Aug 1987 | |
4842605 | Sonnerat et al. | Jun 1989 | |
4921500 | Averill et al. | May 1990 | |
4964869 | Auclair et al. | Oct 1990 |
Number | Date | Country |
---|---|---|
0193681 | Sep 1986 | EPX |
2618763 | Nov 1976 | DEX |
0011665 | Nov 1978 | DEX |
3023354 | Apr 1981 | DEX |
3802213 | Jul 1989 | DEX |
Entry |
---|
Co-pending application Ser. No. 370,450, filed Jun. 23, 1989. |