NO763825L

Electronic device to encrypt and decipher, in the form of a pocket calculator, with an input device, to enter the signs to be processed; a control device for entering command commands that determine the mode of operation of the apparatus; an emitting device for the indication of information and a po...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	FRUTIGER P, GEMPERLE B
Format:	Patent
Sprache:	eng
Schlagworte:	ADVERTISING CALCULATING CODING OR CIPHERING APPARATUS FOR CRYPTOGRAPHIC OR OTHERPURPOSES INVOLVING THE NEED FOR SECRECY COMPUTING COUNTING CRYPTOGRAPHY DISPLAY EDUCATION ELECTRIC DIGITAL DATA PROCESSING PHYSICS SEALS
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