Number | Date | Country | Kind |
---|---|---|---|
79 13980 | May 1979 | FRX |
Number | Name | Date | Kind |
---|---|---|---|
3162838 | Sauvanet | Dec 1964 | |
3493674 | Houghton | Feb 1970 | |
3614632 | Leibowitz | Oct 1971 | |
3667054 | Nelson | May 1972 | |
3716656 | Lambert et al. | Feb 1973 | |
3871019 | Bingham | Mar 1975 | |
3900887 | Soga et al. | Aug 1975 | |
3977021 | Kobayashi et al. | Aug 1976 | |
4142209 | Hedlund et al. | Feb 1979 |
Entry |
---|
Radio Shack.RTM. Dictionary of Electronics - .COPYRGT.1972, Fourth Edition, Second Printing 1974, pp. 97-98. |