Number | Date | Country | Kind |
---|---|---|---|
2-413204 | Dec 1990 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4785540 | Arvidsson | Nov 1988 | |
5038523 | Farber et al. | Aug 1991 | |
5065476 | Dohse et al. | Nov 1991 |
Number | Date | Country |
---|---|---|
3114906 | Oct 1982 | DEX |
4021277 | Mar 1991 | DEX |
Entry |
---|
Bosch catalog published in Jul. 1989 (4 pages). |