Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from AT382472Aexternal-prioritypatent/AT330574B/en
Application filed by Int Security Systems SafiledCriticalInt Security Systems Sa
Priority to AT640175ApriorityCriticalpatent/AT335205B/en
Publication of ATA640175ApublicationCriticalpatent/ATA640175A/en
Application grantedgrantedCritical
Publication of AT335205BpublicationCriticalpatent/AT335205B/en
G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
G07D7/06—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency using wave or particle radiation
G07D7/12—Visible light, infrared or ultraviolet radiation
G07D7/121—Apparatus characterised by sensor details
D—TEXTILES; PAPER
D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
D21H21/40—Agents facilitating proof of genuineness or preventing fraudulent alteration, e.g. for security paper
D21H21/44—Latent security elements, i.e. detectable or becoming apparent only by use of special verification or tampering devices or methods
D21H21/48—Elements suited for physical verification, e.g. by irradiation
G—PHYSICS
G07—CHECKING-DEVICES
G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
G07D7/06—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency using wave or particle radiation
G07D7/12—Visible light, infrared or ultraviolet radiation
G07D7/1205—Testing spectral properties
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Health & Medical Sciences (AREA)
General Health & Medical Sciences (AREA)
Toxicology (AREA)
Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Spectroscopy & Molecular Physics (AREA)
AT640175A1972-05-031975-08-19 DEVICE FOR VERIFICATION OF SECURITIESAT335205B (en)