FREQUENCY PRINTER AND FREQUENCY PRINTING METHOD

PROBLEM TO BE SOLVED: To provide a frequency printer capable of displaying residual frequencies of a non-contact type IC card. SOLUTION: This frequency printer which prints the residual frequencies of a card on a non-contact type IC card 1 provided with plural exothermic rings 3 which are formed in...

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Bibliographische Detailangaben
1. Verfasser: MURAMATSU MASAO
Format: Patent
Sprache:eng
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