Number | Date | Country | Kind |
---|---|---|---|
62-202060 | Aug 1987 | JPX | |
62-316671 | Dec 1987 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
1238061 | Bourdelat | Aug 1917 | |
2715266 | Haislip | Aug 1955 | |
2933809 | McWilliams | Apr 1960 | |
3298101 | MacCarthy | Jan 1967 | |
3811185 | Brenneman et al. | May 1974 | |
4310968 | Buik et al. | Jan 1982 | |
4635360 | Tanahashi et al. | Jan 1987 |
Number | Date | Country |
---|---|---|
959167 | Sep 1956 | DEX |
Entry |
---|
German Office Action of Feb. 6, 1989. |