Number | Date | Country | Kind |
---|---|---|---|
8-184975 | Jul 1996 | JP | |
8-192518 | Jul 1996 | JP | |
8-193453 | Jul 1996 | JP |
Number | Name | Date | Kind |
---|---|---|---|
2955102 | Clayton | Oct 1960 | |
3086018 | Hardman | Apr 1963 | |
3852251 | Maxey | Dec 1974 |
Number | Date | Country |
---|---|---|
1570151 | May 1970 | DE |
0818500 A1 | Jan 1998 | EP |
Entry |
---|
Patent Abstract of Japan, vol. 007, No. 181, Abstract of JP 58/087138, May 24, 1983. |
Patent Abstract of Japan, vol. 006, No. 015, Abstract of JP 56/139542, Oct. 31, 1981. |
U.S. Application Ser. No. 08/892,840, filed Jul. 11, 1997; Okamura et al. |