| Number | Date | Country | Kind |
|---|---|---|---|
| 195 34 840 | Sep 1995 | DEX |
| Number | Name | Date | Kind |
|---|---|---|---|
| 2107845 | Albert | Feb 1938 | |
| 3606112 | Cheshier | Sep 1971 | |
| 4948169 | Amundson | Aug 1990 | |
| 5190259 | Okazaki | Mar 1993 | |
| 5228611 | Yabuya | Jul 1993 | |
| 5248183 | Gignac et al. | Sep 1993 | |
| 5259580 | Anderson et al. | Nov 1993 | |
| 5297709 | Dykstra et al. | Mar 1994 | |
| 5318343 | Spykerman et al. | Jun 1994 | |
| 5527008 | Schutter et al. | Jun 1996 | |
| 5628486 | Rossman et al. | May 1997 |
| Number | Date | Country |
|---|---|---|
| 22 05 808 | May 1974 | FRX |
| 0 074 026 B1 | Mar 1983 | DEX |
| 31 35 314 A1 | Mar 1983 | DEX |
| 31 33 299 A1 | Apr 1983 | DEX |
| 33 16 756 A1 | Nov 1983 | DEX |
| 39 39 498 A1 | Jun 1991 | DEX |
| 92 07 583 U | Nov 1993 | DEX |
| 44 23 097 A1 | Jan 1995 | DEX |
| 2 209 656 | May 1989 | GBX |
| Entry |
|---|
| German Search Report dated Feb. 22, 1996. |