Number | Date | Country | Kind |
---|---|---|---|
8-095524 | Apr 1996 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
1837279 | McGill | Dec 1931 | |
2320241 | Jenkins | May 1943 | |
2371763 | Lazar et al. | Mar 1945 | |
3878112 | Luck et al. | Apr 1975 | |
4159255 | Gainer et al. | Jun 1979 | |
4304678 | Schick et al. | Dec 1981 | |
4719084 | Schmid et al. | Jan 1988 | |
5593957 | Obara et al. | Jan 1997 | |
5888947 | Lambert et al. | Mar 1999 |
Number | Date | Country |
---|---|---|
0 507 158 | Oct 1992 | EPX |
2 388 227 | Nov 1978 | FRX |
Entry |
---|
Patent Abstracts of Japan, vol. 017, No. 185 (C-1047), Apr. 12, 1993, JP-A-04 337391, Nov. 25, 1992. |
Database WPI, Derwent Publications, AN-86 242514, JP-A-61 171799, Aug. 2, 1986. |