VERIFICATION SYTSEM FOR MAGNETICALLY-WRITTEN DATA

A method of verifying the accuracy or authenticity of alphanumeric magnetic data on a document, wherein the configuration of a pictorial or graphic magnetic reference image in the document is made visible by bringing movable particulate magnetic material into proximity therewith such that the partic...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	SAUNDERS, RICHARD DAVID
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	BOOK COVERS BOOKBINDING CALCULATING CINEMATOGRAPHY COMPUTING COUNTING DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDEDFOR ELECTROGRAPHY ELECTROPHOTOGRAPHY FILES HANDLING RECORD CARRIERS HOLOGRAPHY LOOSE LEAVES MAGNETOGRAPHY MOVABLE-STRIP WRITING OR READING APPARATUS PERFORMING OPERATIONS PHOTOGRAPHY PHYSICS PRESENTATION OF DATA PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITYFEATURES PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOTOTHERWISE PROVIDED FOR RECOGNITION OF DATA RECORD CARRIERS SPECIAL PRINTED MATTER TRANSPORTING
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