Number | Date | Country | Kind |
---|---|---|---|
207264 | Feb 1984 | NZX |
Number | Name | Date | Kind |
---|---|---|---|
2830212 | Hanlet | Apr 1958 | |
3080541 | Parker | Mar 1963 | |
3668571 | Sato et al. | Jun 1972 | |
3702450 | Avery et al. | Nov 1972 | |
3726004 | Holland et al. | Apr 1973 | |
3736543 | Lademann et al. | May 1973 | |
4271370 | Di Meo | Jun 1981 |
Number | Date | Country |
---|---|---|
795469 | May 1958 | GBX |
1285182 | Aug 1972 | GBX |
1459312 | Dec 1976 | GBX |
Entry |
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IBM Technical Disclosure Bulletin, "Printed Circuit Coil", J. S. Moreno, vol. 12, No. 6, Nov. 1969, p. 778. |