貴重なポケットスタイラス計算機昭和３０年代の商品と思われます。付属されてるペンはサビがあります。中古品であるということをご理解いただき、ご購入をお願いします。

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Adding machine

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POCKET CALCULATOR（ポケット計算機）: じぇいかんのアマチュア無線日記

MBC社 pocket calculator 小型加算機 売れ筋

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