Optical record cards

An optical information storage card having a rectangular format, said card comprising: a substrate having, on at least one side thereof, surface relief formations forming an optically machine readable information surface; and, a protection layer being in overlying juxtaposed relationship to said...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	SLAFER WARREN D, KIME MILFORD B
Format:	Patent
Sprache:	eng
Schlagworte:	BOOK COVERS BOOKBINDING CALCULATING COLOUR PRINTING COMPUTING COUNTING DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDEDFOR FILES HANDLING RECORD CARRIERS INFORMATION STORAGE INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORDCARRIER AND TRANSDUCER LINING MACHINES LOOSE LEAVES MOVABLE-STRIP WRITING OR READING APPARATUS PERFORMING OPERATIONS PHYSICS PRESENTATION OF DATA PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITYFEATURES PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOTOTHERWISE PROVIDED FOR PRINTING PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES RECOGNITION OF DATA RECORD CARRIERS SPECIAL PRINTED MATTER STAMPS TRANSPORTING TYPEWRITERS
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