FR2323812A1 - Matiere pour la fabrication de documents et dispositif pour le controle de l'authenticite d'un document contenant une telle matiere - Google Patents

Matiere pour la fabrication de documents et dispositif pour le controle de l'authenticite d'un document contenant une telle matiere

Info

Publication number
FR2323812A1
FR2323812A1 FR7416177A FR7416177A FR2323812A1 FR 2323812 A1 FR2323812 A1 FR 2323812A1 FR 7416177 A FR7416177 A FR 7416177A FR 7416177 A FR7416177 A FR 7416177A FR 2323812 A1 FR2323812 A1 FR 2323812A1
Authority
FR
France
Prior art keywords
authenticity
checking
documents
manufacture
document containing
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.)
Withdrawn
Application number
FR7416177A
Other languages
English (en)
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.)
Dasy Inter SA
Original Assignee
Dasy Inter SA
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 DE2323897A external-priority patent/DE2323897A1/de
Priority claimed from DE2328880A external-priority patent/DE2328880A1/de
Priority claimed from DE2417564A external-priority patent/DE2417564C3/de
Application filed by Dasy Inter SA filed Critical Dasy Inter SA
Publication of FR2323812A1 publication Critical patent/FR2323812A1/fr
Withdrawn legal-status Critical Current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
    • B42D25/36—Identification or security features, e.g. for preventing forgery comprising special materials
    • B42D25/369—Magnetised or magnetisable materials
    • 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
    • G07D7/04—Testing magnetic properties of the materials thereof, e.g. by detection of magnetic imprint
    • 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
    • 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
    • G06—COMPUTING; CALCULATING OR 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
    • G06K19/083—Constructional details
    • G06K19/086—Constructional details with markings consisting of randomly placed or oriented elements, the randomness of the elements being useable for generating a unique identifying signature of the record carrier, e.g. randomly placed magnetic fibers or magnetic particles in the body of a credit card
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06K19/12—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 sensed by magnetic means
    • 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
    • G07D7/20—Testing patterns thereon
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F7/00—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus
    • G07F7/08—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus by coded identity card or credit card or other personal identification means
    • G07F7/086—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus by coded identity card or credit card or other personal identification means by passive credit-cards adapted therefor, e.g. constructive particularities to avoid counterfeiting, e.g. by inclusion of a physical or chemical security-layer
    • B42D2033/16—
    • B42D2035/02—

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
  • Credit Cards Or The Like (AREA)
FR7416177A 1973-05-11 1974-05-10 Matiere pour la fabrication de documents et dispositif pour le controle de l'authenticite d'un document contenant une telle matiere Withdrawn FR2323812A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE2323897A DE2323897A1 (de) 1973-05-11 1973-05-11 Material fuer dokumente
DE2328880A DE2328880A1 (de) 1973-06-06 1973-06-06 Magnetischer aufzeichnungstraeger
DE2417564A DE2417564C3 (de) 1974-04-10 1974-04-10 Vorrichtung zur Echtheitskontrolle von Dokumenten

Publications (1)

Publication Number Publication Date
FR2323812A1 true FR2323812A1 (fr) 1977-04-08

Family

ID=27185267

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7416177A Withdrawn FR2323812A1 (fr) 1973-05-11 1974-05-10 Matiere pour la fabrication de documents et dispositif pour le controle de l'authenticite d'un document contenant une telle matiere

Country Status (7)

Country Link
US (1) US4114032A (fr)
JP (1) JPS5069999A (fr)
CH (2) CH577722A5 (fr)
FR (1) FR2323812A1 (fr)
GB (1) GB1476681A (fr)
IT (1) IT1023835B (fr)
NL (1) NL7406230A (fr)

Families Citing this family (88)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4218674A (en) * 1975-09-09 1980-08-19 Dasy Inter S.A. Method and a system for verifying authenticity safe against forgery
JPS5498200U (fr) * 1977-12-23 1979-07-11
DE2858266C2 (fr) * 1978-07-06 1991-08-29 Gao Gesellschaft Fuer Automation Und Organisation Mbh, 8000 Muenchen, De
DE2845401C2 (de) * 1978-10-18 1980-10-02 Gao Gesellschaft Fuer Automation Und Organisation Mbh, 8000 Muenchen Bedrucktes Wertpapier mit Echtheitsmerkmalen und Verfahren zur Prüfung seineT Echtheit
US4255652A (en) * 1979-01-31 1981-03-10 Coulter Systems Corporation High speed electrically responsive indicia detecting apparatus and method
US4489318A (en) * 1980-06-23 1984-12-18 Light Signatures, Inc. Non-counterfeitable document system
US4423415A (en) * 1980-06-23 1983-12-27 Light Signatures, Inc. Non-counterfeitable document system
USRE33172E (en) * 1983-09-12 1990-02-27 Xerox Corporation Process for magnetic image character recognition
US4517268A (en) * 1983-09-12 1985-05-14 Xerox Corporation Process for magnetic image character recognition
DE3446861A1 (de) * 1984-12-21 1986-07-10 GAO Gesellschaft für Automation und Organisation mbH, 8000 München Sicherheitsdokument mit darin eingelagertem sicherheitsfaden und verfahren zur herstellung und echtheitspruefung des sicherheitsdokuments
GB8514391D0 (en) * 1985-06-07 1985-07-10 De La Rue Thomas & Co Ltd Authenticity sensing
US4806740A (en) * 1986-09-19 1989-02-21 Light Signatures, Inc. Magnetic characteristic identification system
JPH083897B2 (ja) * 1986-12-12 1996-01-17 大日本印刷株式会社 情報記憶カ−ド用多層フイルム
US4837426A (en) * 1987-01-16 1989-06-06 Rand, Mcnally & Company Object verification apparatus and method
US4985614A (en) * 1987-01-16 1991-01-15 Rand Mcnally & Company Object verification apparatus and method
US4906988A (en) * 1987-01-27 1990-03-06 Rand Mcnally & Co. Object verification system and method
US4964951A (en) * 1987-05-29 1990-10-23 Security Tag Systems, Inc. Process for making secure paper product
JPH02301490A (ja) * 1989-05-17 1990-12-13 Toyo Ink Mfg Co Ltd 真正さを要する書類基体の製造方法
US5216229A (en) * 1989-06-05 1993-06-01 Rand Mcnally & Company Verifiable object having incremental key
KR930011380B1 (ko) * 1989-06-15 1993-12-04 주식회사 유신전자 자기카드의 자성재료 도포방법 및 그에 의한 자기카드
ES2016702A6 (es) * 1989-06-27 1990-11-16 Nacional Moneda Timbre Papel de seguridad y su procedimiento de fabricacion.
EP0463647A1 (fr) * 1990-06-25 1992-01-02 Fabrica Nacional De Moneda Y Timbre Papier de sécurité et son procédé de fabrication
US5177344A (en) * 1990-10-05 1993-01-05 Rand Mcnally & Company Method and appparatus for enhancing a randomly varying security characteristic
DE4101301A1 (de) * 1991-01-17 1992-07-23 Gao Ges Automation Org Sicherheitsdokument und verfahren zu seiner herstellung
JPH04255397A (ja) * 1991-02-07 1992-09-10 Toyo Ink Mfg Co Ltd 真正さを要するカード状書類の基体
JP3292506B2 (ja) * 1992-07-14 2002-06-17 日本発条株式会社 感磁性ワイヤを含有した被検出物とこの被検出物の真偽を判別する方法および処理装置
US5473147A (en) * 1992-09-25 1995-12-05 Nhk Spring Co., Ltd. Method and an apparatus for checking objects to be checked for authenticity
US5602381A (en) * 1993-05-19 1997-02-11 Nhk Spring Co., Ltd. Objects to be checked for authenticity, and method and apparatus for checking whether or not objects are authentic
JP2821352B2 (ja) * 1993-05-19 1998-11-05 日本発条株式会社 真正さがチェックされる被検出物とこの被検出物の真正さをチェックする方法および装置
US5337122A (en) * 1993-06-23 1994-08-09 Xerox Corporation Method and apparatus for MICR printing quality control
US5451759A (en) * 1993-06-24 1995-09-19 Nhk Spring Co., Ltd. Using high-permeability magnetic elements randomly scattered in the objects
US5601931A (en) * 1993-12-02 1997-02-11 Nhk Spring Company, Ltd. Object to be checked for authenticity and a method for manufacturing the same
JP2821367B2 (ja) * 1993-12-10 1998-11-05 日本発条株式会社 真正さがチェックされるカード状の被検出物とその製造方法
US5485789A (en) * 1994-01-18 1996-01-23 Collier; William E. Bullet identification
US5832556A (en) * 1994-10-14 1998-11-10 Clean Team Company Encoded card for cleaning currency readers
US5698839A (en) * 1995-04-07 1997-12-16 Eastman Kodak Company Magnetically encodable card having magnetic pigment uniformly dispersed in plastic
WO1997026501A1 (fr) * 1996-01-17 1997-07-24 Collier William E Identification de balles
US6053406A (en) * 1996-05-17 2000-04-25 Aveka, Inc. Antiforgery security system
US5988500A (en) * 1996-05-17 1999-11-23 Aveka, Inc. Antiforgery security system
US5714747A (en) * 1996-07-17 1998-02-03 Eastman Kodak Company Magnetic card and reader system
EP0822513A3 (fr) * 1996-08-01 1998-08-05 Eastman Kodak Company Carte codable magnétiquement avec des caracteristiques de sécurité améliorées
US5992741A (en) * 1996-12-12 1999-11-30 Robertson; Paul Andrew Magnetic detection of security articles
EP0848355A1 (fr) 1996-12-12 1998-06-17 N.V. Bekaert S.A. Procédé et dispositif pour la détection de la présence de particles dans un substrat
EP0848356A1 (fr) 1996-12-12 1998-06-17 Arjo Wiggins S.A. Substrat comprenant des particles magnétiques, documents de sécurité et procédé de leur détection
JP2002501636A (ja) 1996-12-12 2002-01-15 ナムローゼ・フェンノートシャップ・ベーカート・ソシエテ・アノニム 物品を認識し検査するための方法及び装置
GB9707907D0 (en) * 1997-04-18 1997-06-04 Ncr Int Inc Improved control of magnetic printed sheets
US7129709B2 (en) * 1997-04-25 2006-10-31 Whd Electronische Prueftechnik Method of testing documents provided with optico-diffractively effective markings
FR2765014B1 (fr) * 1997-06-24 2000-02-11 Rene Boulnois Procede d'authentification d'un document en papier, document de securite en papier, et dispositif de controle de l'authenticite de documents en papier
DE19843062A1 (de) * 1998-09-19 2000-03-23 Meto International Gmbh Verfahren zur Herstellung von Sicherungselementen für die elektronische Artikelsicherung
KR20010072821A (ko) * 1999-07-09 2001-07-31 후카미 쇼이치 시큐리티 사 및 그 제조방법
SK135299A3 (en) * 1999-10-01 2002-02-05 Ivan Kocis Document, method for the preparation thereof and device for authentification and an evidence of registered unique of said document
US6776438B2 (en) 2001-08-01 2004-08-17 Hewlett-Packard Development Company, L.P. Magnetic printing media for inkjet and laserjet
DE10205440A1 (de) * 2002-02-08 2003-09-18 Deutsche Telekom Ag Karte zur Identifizierung eines Berechtigten über eine Lesevorrichtung, Verfahren zur Herstellung dieser Karte sowie Verfahren zur eindeutigen Identifizierung dieser Karte
US8171567B1 (en) 2002-09-04 2012-05-01 Tracer Detection Technology Corp. Authentication method and system
DE10326698A1 (de) * 2003-06-13 2004-12-30 Giesecke & Devrient Gmbh Prüfung elektrischer Leitfähigkeit und/oder magnetischer Eigenschaften von Sicherheitselementen in Sicherheitsdokumenten
JP4641163B2 (ja) * 2003-11-19 2011-03-02 リンテック株式会社 識別機能紙および識別カード
US8943325B2 (en) * 2004-02-06 2015-01-27 Signoptic Technologies Savoie Technolac Use of a digital signature obtained from at least one structural characteristic of a material element to protect the direct reading of sensitive data and method for reading this protected data
GB0403569D0 (en) * 2004-02-18 2004-03-24 Tullis Russell Papermakers Ltd Apparatus and method for identifying an object having randomly distributed identification elements
FR2870376B1 (fr) * 2004-05-11 2006-09-22 Yann Boutant Procede de reconnaissance de supports fibreux, ainsi que les applications d'un tel procede dans le domaine informatique notamment
US7850077B2 (en) * 2004-08-23 2010-12-14 Verichk Global Technology Inc. Apparatus and method for secure identification of security features in value items
JP4483647B2 (ja) * 2005-03-24 2010-06-16 富士ゼロックス株式会社 磁性素子を付与した媒体、媒体の情報読取方法および装置
US20080042805A1 (en) * 2005-05-17 2008-02-21 Morhard Robert C System and method for detecting, monitoring, tracking and identifying explosive materials
CA2608727A1 (fr) * 2005-05-17 2006-11-23 Explo Track, Llc Systeme et procede pour la detection, le controle, le suivi et l'identification de matieres explosives
US7277015B1 (en) 2005-05-17 2007-10-02 Morhard Robert C System and method for detecting, monitoring, tracking and identifying explosive materials
US20070268135A1 (en) * 2006-05-17 2007-11-22 Morhard Robert C System and method for detecting, monitoring, tracking and identifying explosive materials using visibility devices
US20070188330A1 (en) * 2006-01-24 2007-08-16 Morhard Robert C System and method for detecting, monitoring, tracking and identifying explosive materials using ID marks
US20070008115A1 (en) * 2005-05-17 2007-01-11 Morhard Robert C System, method and devices for detecting, monitoring, tracking and identifying explosive materials using RFID tags
FR2890665B1 (fr) * 2005-09-15 2017-11-03 Arjowiggins Article securise, notamment un document de securite et/ou de valeur.
AT502714B1 (de) * 2005-10-25 2012-04-15 Binder Consulting Gmbh Verfahren zur erstellung und überprüfung eines sicheren klartextdruckes, sowie vorrichtung und informationsträger hierfür
US20080067114A1 (en) * 2006-09-18 2008-03-20 Pitney Bowes Incorporated Separator card for mailpiece handling equipment
EP2001688B1 (fr) * 2007-04-03 2014-01-15 Binder Consulting GmbH Equipement pour procéder une présentation d'une impression de sécurité sur un support d'informations
CN101808831A (zh) * 2007-09-25 2010-08-18 黑卡有限公司 碳交易卡
DE102007052477B4 (de) * 2007-11-02 2010-02-25 Klöckner Pentaplast GmbH & Co. KG Verfahren zur Herstellung eines Sicherheitsmediums und Sicherheitsmedium
US10579920B2 (en) * 2007-12-24 2020-03-03 Dynamics Inc. Systems and methods for programmable payment cards and devices with loyalty-based payment applications
WO2009097974A1 (fr) * 2008-02-05 2009-08-13 Bayer Technology Services Gmbh Authentification d'objets
EP2259930A2 (fr) * 2008-02-05 2010-12-15 Bayer Technology Services GmbH Élément de sécurité
DE102009016194A1 (de) * 2008-04-23 2009-10-29 Heidelberger Druckmaschinen Ag Verfahren zur Herstellung eines Sicherheitsmerkmals auf einem flachen Substrat
GB2496127A (en) 2011-10-31 2013-05-08 Aidc Global Ltd A randomly generated identification mark
US8851384B2 (en) * 2011-12-13 2014-10-07 Empire Technology Development Llc Coded fibers
DE102012003241B4 (de) * 2012-02-20 2015-12-24 Bundesdruckerei Gmbh Vorrichtung und Verfahren zur automatischen Prüfung von Wert- und/oder Sicherheitsdokumenten
TWI622969B (zh) 2012-12-17 2018-05-01 印奈克斯托股份有限公司 用以使用物理特性來標記製造物品的方法及設備
US10513081B1 (en) 2013-12-10 2019-12-24 Wells Fargo Bank, N.A. Method of making a transaction instrument
US10354175B1 (en) 2013-12-10 2019-07-16 Wells Fargo Bank, N.A. Method of making a transaction instrument
US10479126B1 (en) 2013-12-10 2019-11-19 Wells Fargo Bank, N.A. Transaction instrument
US10380476B1 (en) 2013-12-10 2019-08-13 Wells Fargo Bank, N.A. Transaction instrument
RU2549330C1 (ru) * 2014-01-23 2015-04-27 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Санкт-Петербургский Государственный Университет Технологии и Дизайна" (ГОУ ВПО СПГУТД) Маркировочный элемент
US20170100862A1 (en) 2015-10-09 2017-04-13 Lexmark International, Inc. Injection-Molded Physical Unclonable Function
US10482365B1 (en) 2017-11-21 2019-11-19 Wells Fargo Bank, N.A. Transaction instrument containing metal inclusions

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3419710A (en) * 1965-04-02 1968-12-31 Mkc Electronics Corp Magnetic card reader having sequential indicia sensing means
US3634656A (en) * 1967-10-31 1972-01-11 Cantelesis Corp Credit control system
SE330282B (fr) * 1968-06-24 1970-11-09 Saab Ab
US3612834A (en) * 1968-10-14 1971-10-12 Mitsubishi Heavy Ind Ltd Signal readout method and apparatus
US3581064A (en) * 1969-04-30 1971-05-25 Honeywell Inf Systems Record scanner with loading and indexing means
US3768094A (en) * 1971-12-10 1973-10-23 C Henrich Digital encoder and position reference

Also Published As

Publication number Publication date
IT1023835B (it) 1978-05-30
CH577722A5 (fr) 1976-07-15
NL7406230A (fr) 1974-11-13
JPS5069999A (fr) 1975-06-11
CH569144A5 (fr) 1975-11-14
US4114032A (en) 1978-09-12
GB1476681A (en) 1977-06-16

Similar Documents

Publication Publication Date Title
FR2323812A1 (fr) Matiere pour la fabrication de documents et dispositif pour le controle de l'authenticite d'un document contenant une telle matiere
BE820211A (fr) Dispositif pour l'emmagasinage d'une matiere en forme de fil
BE842504A (fr) Melangeur statique pour matiere fluides
FR2297536A1 (fr) Membrane pour convertisseur electro-acoustique et convertisseur electro-acoustique equipe d'une telle membrane
FR2276853A1 (fr) Dispositif pour assurer l'extraction a contre-courant, a plusieurs etages, d'une matiere dissoute
FR2292632A1 (fr) Dispositif combine de renforcement et de support pour les coins d'un container demontable
FR2337626A1 (fr) Pigment sensibilisant pour matiere d'enregistrement
BE777716A (fr) Materiau revelateur pour formation d'image electrostatographique
BE847626A (fr) Dispositif de manipulation de documents notamment pour la manipulation d'originaux devant etre reproduits en serie,
FR2289303A1 (fr) Dispositif pour refendre une matiere enroulee
BE853716A (fr) Dispositif s'opposant a la formation d'un pont dans la matiere se trouvant dans une tremie
BE890133A (fr) Appareil pour le pompage d'une matiere granulaire ou pulverulente
BE855031A (fr) Matiere formatrice d'images
BE778250A (fr) Appareil pour le transport d'une matiere en vrac
FR2344056A1 (fr) Dispositif d'amenee et de retrait de documents pour une machine de reproduction de documents
FR2301852A1 (fr) Dispositif applicateur d'une matiere de separation
FR2286777A1 (fr) Dispositif pour separer et empiler les differentes parties d'une feuille prealablement decoupee
BE820868A (fr) Elements de formation d'images electro-optiques renfermant une matiere photoconductrice
FR2282388A1 (fr) Procede et dispositif pour prelever les feuilles d'une pile de feuilles
BE826501A (fr) Procede et dispositif de reduction d'une matiere contenant de l'oxyde ferrique
FR2275829A1 (fr) Dispositif pour la reconnaissance d'une categorie de pieces de monnaie
CH551613A (fr) Appareil pour mesurer l'epaisseur d'une matiere en feuille en mouvement.
BE793335A (fr) Dispositif pour le marquage de porteurs d'information se composant d'une feuille de matiere synthetique.
FR2313403A1 (fr) Polymeres d'ammonium quaternaire et matiere photographique contenant ces polymeres
BE803682A (fr) Developpement d'une image latente de matiere photodurcie et photodurcissable

Legal Events

Date Code Title Description
ST Notification of lapse