The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 03, 1976
Filed:
Sep. 07, 1973
Applicant:
Inventors:
Jean Pierre Huignard, Paris, FR;
Erich Spitz, Paris, FR;
Assignee:
Thomson-CSF, Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03H / ;
U.S. Cl.
CPC ...
350-35 ; 3401 / ;
Abstract
An optical system for the high density storage and retrieving of data, based upon the holographic recording technique, and incorporating two light deviating devices. The first of said devices enables the selection of an elementary area of the storage medium and the second of said device allows a plurality of superimposed holograms to be stored within said elementary area.