ZA935912B - Anti-copy film or coating for documents - Google Patents

Anti-copy film or coating for documents

Info

Publication number
ZA935912B
ZA935912B ZA935912A ZA935912A ZA935912B ZA 935912 B ZA935912 B ZA 935912B ZA 935912 A ZA935912 A ZA 935912A ZA 935912 A ZA935912 A ZA 935912A ZA 935912 B ZA935912 B ZA 935912B
Authority
ZA
South Africa
Prior art keywords
pct
film
sec
layer
another
Prior art date
Application number
ZA935912A
Other languages
English (en)
Inventor
Helmut Steininger
Peter Heilmann
Peter Hewkin
Original Assignee
Basf Magnetics Gmbh
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 Basf Magnetics Gmbh filed Critical Basf Magnetics Gmbh
Publication of ZA935912B publication Critical patent/ZA935912B/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M3/00—Printing processes to produce particular kinds of printed work, e.g. patterns
    • B41M3/14—Security printing
    • B41M3/148—Transitory images, i.e. images only visible from certain viewing angles
    • 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
    • B42D25/40—Manufacture
    • B42D25/45—Associating two or more layers
    • B42D25/465—Associating two or more layers using chemicals or adhesives
    • B42D25/47—Associating two or more layers using chemicals or adhesives using adhesives
    • 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
    • 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
    • B42D25/40—Manufacture
    • B42D25/405—Marking
    • B42D25/415—Marking using chemicals
    • B42D25/42—Marking using chemicals by photographic processes
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/08—Photoprinting; Processes and means for preventing photoprinting
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
    • G03G21/04—Preventing copies being made of an original
    • G03G21/043—Preventing copies being made of an original by using an original which is not reproducible or only reproducible with a different appearence, e.g. originals with a photochromic layer or a colour background
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F3/00—Labels, tag tickets, or similar identification or indication means; Seals; Postage or like stamps
    • G09F3/02—Forms or constructions
    • G09F3/0291—Labels or tickets undergoing a change under particular conditions, e.g. heat, radiation, passage of time
    • G09F3/0292—Labels or tickets undergoing a change under particular conditions, e.g. heat, radiation, passage of time tamper indicating labels
    • B42D2033/04—
    • B42D2033/08—
    • B42D2033/14—
    • B42D2035/34—
    • 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
    • B42D25/40—Manufacture
    • B42D25/45—Associating two or more layers
    • 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
    • Y10S428/913—Material designed to be responsive to temperature, light, moisture
    • 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
    • Y10S428/914—Transfer or decalcomania
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24802—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.]
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24802—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.]
    • Y10T428/24826—Spot bonds connect components
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24802—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.]
    • Y10T428/24851—Intermediate layer is discontinuous or differential
    • Y10T428/24868—Translucent outer layer
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Theoretical Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Laminated Bodies (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Coating Of Shaped Articles Made Of Macromolecular Substances (AREA)
  • Photosensitive Polymer And Photoresist Processing (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Credit Cards Or The Like (AREA)
ZA935912A 1992-08-14 1993-08-13 Anti-copy film or coating for documents ZA935912B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4226906A DE4226906A1 (de) 1992-08-14 1992-08-14 Anti-Kopier-Film oder -Schicht für Dokumente

Publications (1)

Publication Number Publication Date
ZA935912B true ZA935912B (en) 1995-02-13

Family

ID=6465534

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA935912A ZA935912B (en) 1992-08-14 1993-08-13 Anti-copy film or coating for documents

Country Status (14)

Country Link
US (1) US5728449A (pt)
EP (1) EP0655032B1 (pt)
JP (1) JP3309318B2 (pt)
KR (1) KR100268156B1 (pt)
CN (1) CN1060118C (pt)
AT (1) ATE143870T1 (pt)
BR (1) BR9306906A (pt)
DE (2) DE4226906A1 (pt)
DK (1) DK0655032T3 (pt)
ES (1) ES2094554T3 (pt)
GR (1) GR3022252T3 (pt)
RU (1) RU2102244C1 (pt)
WO (1) WO1994004367A1 (pt)
ZA (1) ZA935912B (pt)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4320219A1 (de) * 1993-06-18 1994-12-22 Basf Magnetics Gmbh Antikopierfilm
DE4321685A1 (de) * 1993-06-30 1995-03-23 Basf Magnetics Gmbh Antikopierfilm
DE4324087A1 (de) * 1993-07-17 1995-01-19 Basf Magnetics Gmbh Verfahren zur Herstellung eines Antikopierfilms
WO1996038307A1 (en) * 1995-05-30 1996-12-05 Detar Tamas Films, printing forms and producing process thereof
DE29714381U1 (de) * 1997-05-21 1997-11-06 Emtec Magnetics Gmbh Anti-Kopierfilm für Dokumente gegen Kopieren derselben in einer Kopiereinrichtung mit definiertem Öffnungswinkel
DE19721170A1 (de) 1997-05-21 1998-11-26 Emtec Magnetics Gmbh Verfahren und Vorrichtung zum Herstellen eines Films oder einer Schicht mit beidseitiger Oberflächenstruktur
WO1999008161A1 (de) * 1997-08-12 1999-02-18 Emtec Matgnetics Gmbh Anti-kopierfilm für dokumente gegen kopieren derselben in einer kopiereinrichtung mit definiertem öffnungswinkel
DE19749789A1 (de) * 1997-11-11 1999-05-12 Bundesdruckerei Gmbh Sicherheitsmerkmal für ein Wert- oder Sicherheitsdokument mit fraktalem Lamellensystem
DE19904282C2 (de) * 1999-02-03 2002-05-29 Xetos Ag Informationsträger
US6189934B1 (en) 1999-05-10 2001-02-20 Larry W. Scruggs Anti-copy layer utilizing spectral fragments
ES2174673B1 (es) * 1999-07-12 2003-08-01 Vijay Atawane Sistema de seguridad para evitar el fotocopiado de documentos.
DE10044465A1 (de) * 2000-09-08 2002-03-21 Giesecke & Devrient Gmbh Datenträger mit einem optisch variablen Element
US7224529B2 (en) * 2003-09-09 2007-05-29 3M Innovative Properties Company Microreplicated article
US20050231809A1 (en) * 2003-09-09 2005-10-20 Carlson Daniel H Microreplicated polarizing article
US7165959B2 (en) * 2003-09-09 2007-01-23 3M Innovative Properties Company Apparatus and method for producing two-sided patterned webs in registration
US7804649B2 (en) * 2003-09-09 2010-09-28 3M Innovative Properties Company Microreplicated achromatic lens
AT501989B1 (de) 2004-03-26 2010-04-15 Hueck Folien Gmbh Sicherheitsmerkmal mit unter einem bestimmten betrachtungswinkel optisch erkennbaren merkmalen
EP1861736A1 (en) * 2005-03-09 2007-12-05 3M Innovative Properties Company Microreplicated article with moire reducing surface
MX2007010994A (es) * 2005-03-09 2007-11-07 3M Innovative Properties Co Aparato y metodo para elaborar un articulo microrreplicado.
EP1871584B1 (en) 2005-03-09 2009-11-18 3M Innovative Properties Company Apparatus and method for producing two-sided patterned web in registration
EP1855815B1 (en) * 2005-03-09 2011-03-02 3M Innovative Properties Company Microreplicated article and method for the production thereof
WO2006098958A1 (en) * 2005-03-09 2006-09-21 3M Innovative Properties Company Microreplicated article with defect-reducing surface
BRPI0608699A2 (pt) * 2005-03-09 2010-12-07 3M Innovative Properties Co aparelho de micro-replicação de rolo para rolo e metódo de fazer um artigo micro-replicado
US20070026204A1 (en) * 2005-07-28 2007-02-01 Michael Patrick Caulley Embedded watermark
US7326504B2 (en) * 2005-10-14 2008-02-05 3M Innovative Properties Company Imaged anti-copy film
US7467873B2 (en) * 2005-10-14 2008-12-23 3M Innovative Properties Company Privacy film
ATE452764T1 (de) * 2006-08-11 2010-01-15 Nat Bank Of Belgium Verstecktes bild
DE102006050047A1 (de) 2006-10-24 2008-04-30 Giesecke & Devrient Gmbh Durchsichtssicherheitselement mit Mikrostrukturen
CN101290501B (zh) * 2007-04-20 2011-07-20 中国科学院大连化学物理研究所 一种基于有机膜结构的防复印膜及其制备
DE102008012423A1 (de) * 2007-10-31 2009-05-07 Bundesdruckerei Gmbh Verfahren zur Herstellung eines Polymerschichtverbundes und Polymerschichtverbund mit farbigem Sicherheitsmerkmal
DE102008012422A1 (de) * 2007-10-31 2009-05-07 Bundesdruckerei Gmbh Verfahren zum Herstellen eines Sicherheitsdokuments und Sicherheitsdokument mit blickrichtungsabhängigem Sicherheitsmerkmal
ES2359536T3 (es) * 2008-01-31 2011-05-24 National Bank Of Belgium Cambio de color.
US20090236844A1 (en) * 2008-02-14 2009-09-24 Documotion Research, Inc. Tamper evident materials for securely carrying information
DE102009033762A1 (de) * 2009-07-17 2011-01-27 Leonhard Kurz Stiftung & Co. Kg Verfahren zur Herstellung eines Mehrschichtkörpers sowie Mehrschichtkörper
DE102009053925A1 (de) * 2009-11-19 2011-05-26 Giesecke & Devrient Gmbh Sicherheitselement mit Mikrostruktur
GB2480227A (en) * 2010-03-01 2011-11-16 Rue De Int Ltd Optical security device with spaced microlines
DE102010022123C5 (de) 2010-05-20 2023-03-02 Leonhard Kurz Stiftung & Co. Kg Sicherheitselement
DE102011006191A1 (de) * 2011-03-28 2012-10-04 Bundesdruckerei Gmbh Aus mindestens drei Laminatlagen gebildeter Laminatkörper, Verfahren zu dessen Herstellung und dessen Verwendung
CN102765251A (zh) * 2011-05-03 2012-11-07 郑进 一种产生防复印承载介质的打印、复印设备
GB201117523D0 (en) * 2011-10-11 2011-11-23 Rue De Int Ltd Security devices and methods of manufacture thereof
CN102658741B (zh) * 2012-03-21 2017-02-15 刘峰 一种基于视觉密码的可视防复印技术
CN103526646A (zh) * 2013-09-26 2014-01-22 昆山市长宏印刷厂 一种防复印电脑打印纸
GB2568077A (en) * 2017-11-03 2019-05-08 De La Rue Int Ltd Security document and method of manufacture thereof
US10976483B2 (en) * 2019-02-26 2021-04-13 Facebook Technologies, Llc Variable-etch-depth gratings
PL432258A1 (pl) 2019-12-18 2021-06-28 Polska Wytwórnia Papierów Wartościowych Spółka Akcyjna Element zabezpieczający do nośnika danych, nośnik danych oraz sposób wytwarzania elementu zabezpieczającego i zastosowanie elementu zabezpieczającego do wytwarzania nośnika danych

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4025673A (en) * 1972-04-13 1977-05-24 Reinnagel Richard E Method of forming copy resistant documents by forming an orderly array of fibers extending upward from a surface, coating the fibers and printing the coated fibers and the copy resistant document resulting from said method
US3887742A (en) * 1972-04-13 1975-06-03 Richard E Reinnagel Copy resistant documents
US4184700A (en) * 1975-11-17 1980-01-22 Lgz Landis & Gyr Zug Ag Documents embossed with optical markings representing genuineness information
US4066280A (en) * 1976-06-08 1978-01-03 American Bank Note Company Documents of value printed to prevent counterfeiting
NL8601250A (nl) * 1986-05-16 1987-12-16 Avery International Corp Folie met beperkte doorlaatbaarheid voor straling.
GB8912750D0 (en) * 1989-06-02 1989-07-19 Portals Ltd Security paper

Also Published As

Publication number Publication date
DK0655032T3 (da) 1996-11-18
JP3309318B2 (ja) 2002-07-29
ES2094554T3 (es) 1997-01-16
CN1086479A (zh) 1994-05-11
ATE143870T1 (de) 1996-10-15
DE4226906A1 (de) 1994-02-17
RU95109101A (ru) 1996-12-10
DE59304143D1 (de) 1996-11-14
BR9306906A (pt) 1998-12-08
EP0655032A1 (de) 1995-05-31
US5728449A (en) 1998-03-17
KR100268156B1 (ko) 2000-10-16
JPH08503788A (ja) 1996-04-23
GR3022252T3 (en) 1997-04-30
RU2102244C1 (ru) 1998-01-20
CN1060118C (zh) 2001-01-03
WO1994004367A1 (de) 1994-03-03
EP0655032B1 (de) 1996-10-09

Similar Documents

Publication Publication Date Title
GR3022252T3 (en) Anti-copy film or coating for documents.
GR3023340T3 (en) Anti-copying film or layer.
CA2335239A1 (en) Object with an optical effect
CA2093840A1 (en) Duplex Film Scanning
EP0661311A3 (en) Fine particles from the combination of film-forming compositions.
EP0323108A3 (en) Tamperproof security card
ZA9510839B (en) A data carrier and method for producing it
WO1991010152A3 (en) Self-masking transparency viewing apparatus
AU7802294A (en) Scanner for scanning and viewing x-ray film and reflective media
ITRM930561A0 (it) Classificatore purificatore polverizzatore di carbone.
IT1277732B1 (it) Documento con mezzi di antifalsificazione ed anticontraffazione particolarmente per cartevalori e simili
DE69606534T2 (de) Uberwachung von geheimsmarkierungen
US6189934B1 (en) Anti-copy layer utilizing spectral fragments
IL126954A0 (en) Optical display device
ES2013421A6 (es) Ventana de pantalla simuladora
ES2107958A1 (es) Panel de representacion y de señalizacion.
EP0568953A3 (en) Methods and compositions for retouching photographic images.
TH33431A (th) ฟิล์มที่ถ่ายสำเนาภาพได้
ES2040674A6 (es) Perfeccionamientos introducidos en el objeto de la patente de invencion n{ 9101661 por sistema tridimensional de vision.
FR2670434B1 (fr) Procede electrographique pour la realisation d'un substrat portant une image.
FR2711823B1 (fr) Procédé de relevé d'empreintes digitales et dispositif pour sa mise en Óoeuvre.
IT9036084V0 (it) Pannello luminoso ad elementi girevoli per la presentazione di immagini e/o informazioni in particolare pannello pubblicitario
TH45137S (th) ที่ใส่กระดาษบันทึก
TH11544S1 (th) ที่ใส่กระดาษบันทึก
TH7594S1 (th) ปากกา