Number | Name | Date | Kind |
---|---|---|---|
D250528 | Kaye | Dec 1978 | |
2654794 | Zaugg | Oct 1953 | |
4123598 | Hammel | Oct 1978 | |
4288733 | Bilanceri et al. | Sep 1981 |
Entry |
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JCTN (Japan Camera Trade News), Jun. 1985, vol. 36, No. 6, Serial No. 425, p. 5, "Lithium Battery Packs by Matsushita, Duracell, and Sanyo/Canon. |