Number | Date | Country | Kind |
---|---|---|---|
933215 | Jul 1993 | FIX |
Number | Name | Date | Kind |
---|---|---|---|
3192030 | Mills et al. | Jun 1965 | |
4345931 | Meyer | Aug 1982 |
Number | Date | Country |
---|---|---|
190819 | Aug 1986 | EPX |
203734 | Dec 1986 | EPX |
89260 | Jan 1993 | FIX |
1592762 | Jan 1971 | DEX |
3218028 | Nov 1983 | DEX |
672486 | Nov 1989 | CHX |
Entry |
---|
WO 93/01150 published Jan. 21, 1993 (Ahlnas). |