| 摘要 |
PROBLEM TO BE SOLVED: To make a secondary cell thin and light. SOLUTION: For the thin secondary cell, composed of a plurality of cell elements made by successively laminating a positive electrode layer, an electrolyte layer, and a negative electrode layer, and sealed by a laminated body made by laminating at least a metal layer and a resin layer for adhesion, at least the laminated body on one side, is formed into a continuous one sheet.
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