Number | Date | Country | Kind |
---|---|---|---|
61-271273 | Nov 1986 | JPX | |
61-277406 | Nov 1986 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
3761942 | Lorenz et al. | Sep 1973 | |
4753863 | Spanjer | Jun 1988 |
Number | Date | Country |
---|---|---|
44750 | Jan 1982 | EPX |
3311882 | Feb 1985 | DEX |
155493 | Aug 1985 | JPX |
1459799 | Dec 1976 | GBX |
Entry |
---|
Kokai 54-56576, cited in Patents Abstracts of Japan M-65, Jul. 11, 1979, vol. 3/No. 80. |