ES8303759A1 - "perfeccionamientos introducidos en un articulo que comprende un objeto autenticado de material laminar y un dispositivo autenticador unido a dicho objeto". - Google Patents

"perfeccionamientos introducidos en un articulo que comprende un objeto autenticado de material laminar y un dispositivo autenticador unido a dicho objeto".

Info

Publication number
ES8303759A1
ES8303759A1 ES509556A ES509556A ES8303759A1 ES 8303759 A1 ES8303759 A1 ES 8303759A1 ES 509556 A ES509556 A ES 509556A ES 509556 A ES509556 A ES 509556A ES 8303759 A1 ES8303759 A1 ES 8303759A1
Authority
ES
Spain
Prior art keywords
transparent material
sheet
substrate
authenticating device
diffractive
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
ES509556A
Other languages
English (en)
Spanish (es)
Other versions
ES509556A0 (es
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
RCA Corp
Original Assignee
RCA Corp
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
Application filed by RCA Corp filed Critical RCA Corp
Publication of ES509556A0 publication Critical patent/ES509556A0/es
Publication of ES8303759A1 publication Critical patent/ES8303759A1/es
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/30—Identification or security features, e.g. for preventing forgery
    • B42D25/328—Diffraction gratings; Holograms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/30—Identification or security features, e.g. for preventing forgery
    • B42D25/324—Reliefs
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1842—Gratings for image generation
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/08—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code using markings of different kinds or more than one marking of the same kind in the same record carrier, e.g. one marking being sensed by optical and the other by magnetic means
    • G06K19/10—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code using markings of different kinds or more than one marking of the same kind in the same record carrier, e.g. one marking being sensed by optical and the other by magnetic means at least one kind of marking being used for authentication, e.g. of credit or identity cards
    • G06K19/16—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code using markings of different kinds or more than one marking of the same kind in the same record carrier, e.g. one marking being sensed by optical and the other by magnetic means at least one kind of marking being used for authentication, e.g. of credit or identity cards the marking being a hologram or diffraction grating
    • 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
    • B42D2033/04—
    • B42D2033/20—
    • B42D2035/02—
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/20—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof characterised by a particular use or purpose
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/916—Fraud or tamper detecting

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Credit Cards Or The Like (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
  • Holo Graphy (AREA)
ES509556A 1981-02-19 1982-02-12 "perfeccionamientos introducidos en un articulo que comprende un objeto autenticado de material laminar y un dispositivo autenticador unido a dicho objeto". Expired ES8303759A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/235,970 US4892385A (en) 1981-02-19 1981-02-19 Sheet-material authenticated item with reflective-diffractive authenticating device

Publications (2)

Publication Number Publication Date
ES509556A0 ES509556A0 (es) 1983-02-01
ES8303759A1 true ES8303759A1 (es) 1983-04-01

Family

ID=22887603

Family Applications (1)

Application Number Title Priority Date Filing Date
ES509556A Expired ES8303759A1 (es) 1981-02-19 1982-02-12 "perfeccionamientos introducidos en un articulo que comprende un objeto autenticado de material laminar y un dispositivo autenticador unido a dicho objeto".

Country Status (10)

Country Link
US (1) US4892385A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS6023040B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1185370A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH661602A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3206062A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES8303759A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2500020A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB2093404B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IT (1) IT1200367B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL8200656A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (88)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH653161A5 (de) * 1981-10-27 1985-12-13 Landis & Gyr Ag Dokument mit einem sicherheitsmerkmal und verfahren zur echtheitspruefung des dokumentes.
US4576439A (en) * 1982-09-15 1986-03-18 Rca Corporation Reflective diffractive authenticating device
CH659433A5 (de) * 1982-10-04 1987-01-30 Landis & Gyr Ag Dokument mit einem beugungsoptischen sicherheitselement.
GB2128549B (en) * 1982-10-13 1986-02-12 Standard Telephones Cables Ltd Debit/credit card
JPS5988780A (ja) * 1982-11-08 1984-05-22 アメリカン・バンク・ノ−ト・カムパニ− 光回折記録体及び光回折パタ−ンを作る方法
JPS605557U (ja) * 1983-06-24 1985-01-16 筒中プラスチツク工業株式会社 偽造防止カ−ド
JPS6016389U (ja) * 1983-07-14 1985-02-04 大日本印刷株式会社 偽造防止可能な磁気テ−プ
CH661368A5 (de) * 1984-01-03 1987-07-15 Landis & Gyr Ag Beugungsoptisches sicherheitselement.
DE3422910C1 (de) * 1984-06-20 1985-09-05 Leonhard Kurz GmbH & Co, 8510 Fürth Praegefolie,insbesondere Heisspraegefolie mit einer Magnetschicht
AU4922485A (en) * 1984-11-09 1986-05-15 Canadian Patents And Development Limited Optical interference authenticating device
EP0609683A1 (en) * 1985-05-07 1994-08-10 Dai Nippon Insatsu Kabushiki Kaisha Relief hologram and process for producing a relief hologram
DE3608746A1 (de) * 1986-03-15 1987-09-17 Kolbe Druck Gmbh & Co Kg Faelschungssicheres schild, dienstsiegel, zulassungs- oder pruefplakette
US5360628A (en) * 1986-04-30 1994-11-01 Butland Trust Organization Technique for labeling an object for its identification and/or verification
US4832445A (en) * 1986-05-16 1989-05-23 American Bank Note Holographics, Inc. Security diffraction devices difficult to exactly duplicate
US5145212A (en) † 1988-02-12 1992-09-08 American Banknote Holographics, Inc. Non-continuous holograms, methods of making them and articles incorporating them
EP0330738B1 (de) * 1988-03-03 1991-11-13 Landis & Gyr Betriebs AG Dokument
JP2532598B2 (ja) * 1988-08-03 1996-09-11 シャープ株式会社 光メモリ素子の製造方法及びその装置
GB8913417D0 (en) * 1989-06-10 1989-08-02 Emi Plc Thorn Verification device for a security system
JPH05307633A (ja) * 1992-04-28 1993-11-19 Nhk Spring Co Ltd 対象物の識別構造及び識別方法
US5142383A (en) * 1990-01-25 1992-08-25 American Banknote Holographics, Inc. Holograms with discontinuous metallization including alpha-numeric shapes
US5213373A (en) * 1990-08-06 1993-05-25 Severino Ramos Mark position independent form and tallying method
GB9025390D0 (en) * 1990-11-22 1991-01-09 De La Rue Thomas & Co Ltd Security device
ATE131115T1 (de) * 1991-10-14 1995-12-15 Landis & Gyr Tech Innovat Sicherheitselement.
US5538753A (en) * 1991-10-14 1996-07-23 Landis & Gyr Betriebs Ag Security element
US5403040A (en) * 1992-03-30 1995-04-04 The Standard Register Company Optically variable and machine-readable device for use on security documents
JPH05289612A (ja) * 1992-04-06 1993-11-05 Nhk Spring Co Ltd 情報記録システム及び情報通信システム
US5296949A (en) * 1992-04-23 1994-03-22 Flexcon Company Inc. Optical authentication device
AT403967B (de) † 1992-11-18 1998-07-27 Oesterr Nationalbank Dokument und folienaufbau zur herstellung eines dokumentes
BE1006699A5 (fr) * 1992-12-08 1994-11-22 Belgique Banque Nat Document protege contre la reproduction et procede d'obtention d'un tel document.
DE4404128A1 (de) 1993-02-19 1994-08-25 Gao Ges Automation Org Sicherheitsdokument und Verfahren zu seiner Herstellung
US5464690A (en) * 1994-04-04 1995-11-07 Novavision, Inc. Holographic document and method for forming
GB9406794D0 (en) * 1994-04-06 1994-05-25 Applied Holographics Protected relief patterns
DE4421407C1 (de) * 1994-06-18 1995-06-01 Kurz Leonhard Fa Flächenelement mit einer räumlichen, bereichsweise beschichteten Mikrostruktur sowie Verwendung eines solchen Flächenelements
DE4432062C1 (de) * 1994-09-09 1995-11-30 Kurz Leonhard Fa Visuell identifizierbares optisches Element
EP0712012A1 (en) * 1994-11-09 1996-05-15 International Business Machines Corporation Authentication label and authenticating pattern incorporating diffracting structure and method of fabricating them
US5591527A (en) * 1994-11-02 1997-01-07 Minnesota Mining And Manufacturing Company Optical security articles and methods for making same
DE19516741C2 (de) * 1995-05-06 1997-05-07 Kurz Leonhard Fa Beugungsoptisch wirksame Strukturanordnung
US5873604A (en) * 1995-05-25 1999-02-23 Verify First Technologies, Inc. Document security system having thermo-activated pantograph and validation mark
US5772248A (en) * 1995-12-07 1998-06-30 Verify First Technologies, Inc. Document with tamper and counterfeit resistant relief markings
US5704651A (en) * 1995-05-25 1998-01-06 Verify First Technologies, Inc. Counterfeit resistant documents and methods
US5886798A (en) * 1995-08-21 1999-03-23 Landis & Gyr Technology Innovation Ag Information carriers with diffraction structures
AU6355996A (en) * 1996-01-26 1997-08-20 Landis & Gyr Technology Innovation Ag Surface pattern
US5762378A (en) * 1996-02-16 1998-06-09 Verify First Technologies, Inc. Tamper resistant validation marks
WO1998010324A1 (de) * 1996-09-04 1998-03-12 Electrowatt Technology Innovation Ag Flächenmuster mit wenigstens zwei verschiedenen lichtbeugenden reliefstrukturen für optische sicherheitselemente
DE29700998U1 (de) * 1997-01-10 1997-03-13 Bundesdruckerei GmbH, 10969 Berlin Datenträger
CH693517A5 (de) * 1997-06-06 2003-09-15 Ovd Kinegram Ag Flächenmuster.
EP1019876A1 (en) * 1997-09-30 2000-07-19 Durand Limited Anti-counterfeiting and diffusive screens
EP0999525B1 (en) * 1998-11-06 2006-04-05 Kyodo Printing Co., Ltd. Forgery resisting security document
FR2801246B1 (fr) * 1999-11-19 2002-01-25 Hologram Ind Securisation de documents ou de produits par apposition d'un composant optiquement actif pour la verification de l'authenticite
DE10054503B4 (de) * 2000-11-03 2005-02-03 Ovd Kinegram Ag Lichtbeugende binäre Gitterstruktur und Sicherheitselement mit einer solchen Gitterstruktur
AU2002367080A1 (en) * 2002-01-18 2003-07-30 Ovd Kinegram Ag Diffractive security element having an integrated optical waveguide
JP2004109417A (ja) * 2002-09-18 2004-04-08 Dainippon Printing Co Ltd 光回折構造の製造方法、複製版材、及び媒体
US20040099740A1 (en) * 2002-11-25 2004-05-27 Chresand Thomas J. Merchandising components for authenticating products, and combinations and methods utilizing the same
FR2849708B1 (fr) * 2003-01-03 2005-03-11 Banque De France Dispositif de securite en guide d'onde
US6980654B2 (en) * 2003-09-05 2005-12-27 Graphic Security Systems Corporation System and method for authenticating an article
US7029525B1 (en) 2003-10-21 2006-04-18 The Standard Register Company Optically variable water-based inks
EP1695121B1 (en) * 2003-11-21 2014-06-04 Visual Physics, LLC Micro-optic security and image presentation system
US8867134B2 (en) * 2003-11-21 2014-10-21 Visual Physics, Llc Optical system demonstrating improved resistance to optically degrading external effects
US8773763B2 (en) * 2003-11-21 2014-07-08 Visual Physics, Llc Tamper indicating optical security device
DE102004017093B4 (de) 2004-04-07 2007-09-20 Leonhard Kurz Gmbh & Co. Kg Prägefolie zur Herstellung fälschungssicherer Kraftfahrzeug-Nummernschilder und fälschungssicheres Kraftfahrzeug-Nummernschild mit einer solchen Prägefolie sowie Verwendung
WO2006001012A2 (en) * 2004-06-25 2006-01-05 Technion Research And Development Foundation Ltd. Geometrical phase data encryption and decryption
GB0417422D0 (en) 2004-08-05 2004-09-08 Suisse Electronique Microtech Security device
BRPI0610706B8 (pt) 2005-05-18 2021-06-22 Nanoventions Holdings Llc sistema de imagem ótica sintética, dispositivo de segurança de documentos, sistema de apresentação de imagem e dispositivo de segurança ou sistema de autenticação
CA2651986C (en) * 2006-05-12 2011-09-13 Crane & Co., Inc. A micro-optic film structure that alone or together with a security document or label projects images spatially coordinated with static images and/or other projected images
MX2009000185A (es) * 2006-06-28 2009-07-03 Visual Physics Llc Sistema de presentacion de imagen y seguridad micro-optica.
JP4876853B2 (ja) * 2006-10-24 2012-02-15 凸版印刷株式会社 Ｏｖｄ媒体、およびｏｖｄ媒体を備える情報印刷物
WO2009066970A1 (en) * 2007-11-19 2009-05-28 Sergiu Vasiliev Method for verifying the authencity of document
DE102007061979A1 (de) 2007-12-21 2009-06-25 Giesecke & Devrient Gmbh Sicherheitselement
EP2109014A1 (en) * 2008-04-08 2009-10-14 JDS Uniphase Corporation Improved OVD containing device
DE102008036670B3 (de) 2008-08-06 2009-11-26 Leonhard Kurz Stiftung & Co. Kg Folie, Verfahren zu deren Herstellung, sowie Verwendung
ES2534982T5 (es) 2009-03-30 2019-12-12 Boegli Gravures Sa Procedimiento y dispositivo para estructurar una superficie de cuerpo sólido con un revestimiento duro con un primer láser con pulsos en el campo de nanosegundos y un segundo láser con pulsos en el campo de pico- o femtosegundos; lámina de embalaje
PT2414131E (pt) * 2009-03-30 2015-09-04 Boegli Gravures Sa Método e dispositivo para a estruturação de uma superfície de um corpo sólido com um revestimento duro com o auxílio de um laser utilizando máscara e diafragma
DE102010047250A1 (de) 2009-12-04 2011-06-09 Giesecke & Devrient Gmbh Sicherheitselement, Wertdokument mit einem solchen Sicherheitselement sowie Herstellungsverfahren eines Sicherheitselementes
DE102009056934A1 (de) 2009-12-04 2011-06-09 Giesecke & Devrient Gmbh Sicherheitselement, Wertdokument mit einem solchen Sicherheitselement sowie Herstellungsverfahren eines Sicherheitselementes
US8755121B2 (en) 2011-01-28 2014-06-17 Crane & Co., Inc. Laser marked device
DE102011108242A1 (de) 2011-07-21 2013-01-24 Giesecke & Devrient Gmbh Optisch variables Element, insbesondere Sicherheitselement
JP2014524600A (ja) 2011-08-19 2014-09-22 ビジュアル フィジクス エルエルシー 低減された厚さを有する必要に応じて転写可能な光学システム
MX375104B (es) 2012-08-17 2025-03-06 Visual Physics Llc Un procedimiento para la transferencia de microestructuras a un sustrato final.
DE102012108169A1 (de) 2012-09-03 2014-05-28 Ovd Kinegram Ag Sicherheitselement sowie Sicherheitsdokument
JP6091883B2 (ja) * 2012-12-19 2017-03-08 株式会社東芝 集光体及び太陽電池
CA2904356C (en) 2013-03-15 2022-03-08 Visual Physics, Llc Optical security device
US9873281B2 (en) 2013-06-13 2018-01-23 Visual Physics, Llc Single layer image projection film
JP2017522602A (ja) 2014-03-27 2017-08-10 ビジュアル フィジクス エルエルシー フリッカー状の光学効果を生成する光学デバイス
US10766292B2 (en) 2014-03-27 2020-09-08 Crane & Co., Inc. Optical device that provides flicker-like optical effects
MX375340B (es) 2014-07-17 2025-03-06 Visual Physics Llc Un material de lamina polimerica mejorada para su uso en la fabricacion de documentos de seguridad polimericos tales como billetes de banco.
WO2016044372A1 (en) 2014-09-16 2016-03-24 Crane Security Technologies, Inc. Secure lens layer
AU2016219187B2 (en) 2015-02-11 2019-10-10 Crane & Co., Inc. Method for the surface application of a security device to a substrate
CA3051841A1 (en) 2017-02-10 2018-08-16 Crane & Co., Inc. Machine-readable optical security device

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3643216A (en) * 1968-08-06 1972-02-15 Rca Corp Holographic identification system
CA944987A (en) * 1972-01-18 1974-04-09 National Research Council Of Canada Optical interference authenticating means
US3858977A (en) * 1972-01-18 1975-01-07 Canadian Patents Dev Optical interference authenticating means
US3814904A (en) * 1972-10-20 1974-06-04 Rca Corp Cryptographically coded cards employing synthetic light modifying portion
US3961836A (en) * 1974-09-20 1976-06-08 Rca Corporation Focused-image hologram system providing increased optical readout efficiency
US3957354A (en) * 1975-02-03 1976-05-18 Rca Corporation Diffractive subtractive color filtering technique
US4034211A (en) * 1975-06-20 1977-07-05 Ncr Corporation System and method for providing a security check on a credit card
CH588358A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1975-08-14 1977-05-31 Landis & Gyr Ag
US4184700A (en) * 1975-11-17 1980-01-22 Lgz Landis & Gyr Zug Ag Documents embossed with optical markings representing genuineness information
CH594936A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1975-11-17 1978-01-31 Landis & Gyr Ag
GB1538342A (en) * 1976-01-19 1979-01-17 Rca Corp Structure and recording for diffractive relief images for zero-order read-out in black-and-white
DE2613034A1 (de) * 1976-03-26 1977-09-29 Siemens Ag Faelschungssichere ausweiskarte mit lippmann-bragg-hologramm
GB1552853A (en) * 1976-09-24 1979-09-19 Bank Of England Authentication devices
FR2418955A1 (fr) * 1978-03-02 1979-09-28 Instruments Sa Procede de codage et de reconnaissance de cartes d'acces
DE2853953A1 (de) * 1978-12-14 1980-07-03 Hoechst Ag Identifikationskarte
CH640649A5 (de) * 1979-01-31 1984-01-13 Landis & Gyr Ag Einrichtung zur bargeldlosen bezahlung von waren oder dienstleistungen.

Also Published As

Publication number Publication date
IT8219720A0 (it) 1982-02-18
FR2500020A1 (fr) 1982-08-20
GB2093404B (en) 1985-02-27
CA1185370A (en) 1985-04-09
GB2093404A (en) 1982-09-02
JPS6023040B2 (ja) 1985-06-05
NL8200656A (nl) 1982-09-16
CH661602A5 (de) 1987-07-31
IT1200367B (it) 1989-01-18
FR2500020B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1985-01-04
ES509556A0 (es) 1983-02-01
US4892385A (en) 1990-01-09
DE3206062C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1987-06-11
DE3206062A1 (de) 1982-08-19
JPS57159696A (en) 1982-10-01

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