ALSO KNOWN AS: Eveready 504, Duracell M504, Mallory M504, MN154, B154, BLR154, Exide DH554, Rayovac 220, BA332/U, Panasonic W10E, Burgess Y10, GP 220A, Varta V149U, Varta 74, Pertrix 74, V74PX, Kodak KA74, W10, TR149, NEDA 220, ANSI 220, IEC 10F15.
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