Number | Date | Country | Kind |
---|---|---|---|
01 06703 | May 2001 | FR |
Number | Name | Date | Kind |
---|---|---|---|
4610033 | Fox, Jr. | Sep 1986 | A |
4717237 | Austin | Jan 1988 | A |
5847325 | Gagne | Dec 1998 | A |
6215940 | Johnson | Apr 2001 | B1 |
Number | Date | Country |
---|---|---|
0146845 | Dec 1984 | EP |
0926516 | Jun 1999 | EP |
Entry |
---|
Patent Abstracts of Japan, vol. 018, No. 017 (E-1488) Jan. 12, 1994 & JP 05 258629 A (NGK Insulators LTD), Oct. 8, 1993. |