Number | Date | Country | Kind |
---|---|---|---|
56-27286 | Jun 1981 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
372313 | Haines | Nov 1887 | |
4173730 | Young et al. | Nov 1979 | |
4187446 | Gross et al. | Feb 1980 |
Number | Date | Country |
---|---|---|
2723498 | Dec 1978 | DEX |
525348 | Jun 1921 | FRX |
Entry |
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Toshiba Review, Sep.-Oct. 1980, p. 6, FIG. 3 compact fluorescent lamp. |
Official Gazette issued on 3/18/81, Swedish Design Application No. 80-1424. |
Official Gazette issued on Swedish Design Application No. 79-1570, 79-1571 ad 79-1573. |
Official Gazette issued on 5/15/73, U.S. Pat. No. Des. 226,925. |