Number | Date | Country | Kind |
---|---|---|---|
83108130.2 | Aug 1983 | EPX |
Number | Name | Date | Kind |
---|---|---|---|
3636377 | Economopoulos | Jan 1972 | |
4147943 | Peterson | Apr 1979 | |
4276485 | Rydval | Jun 1981 | |
4309625 | Takahashi | Jan 1982 | |
4396845 | Nakano | Aug 1983 | |
4401901 | Ochi | Aug 1983 | |
4506171 | Evans | Mar 1985 | |
4542309 | Klein et al. | Sep 1985 |
Number | Date | Country |
---|---|---|
113192 | Sep 1980 | JPX |
Entry |
---|
Heimeler et al., IBM Tech. Discl. Bull.; vol. 24, No. 1B, pp. 534-535, 6/1981. |