JPS6134192B2 - - Google Patents

Info

Publication number
JPS6134192B2
JPS6134192B2 JP57006219A JP621982A JPS6134192B2 JP S6134192 B2 JPS6134192 B2 JP S6134192B2 JP 57006219 A JP57006219 A JP 57006219A JP 621982 A JP621982 A JP 621982A JP S6134192 B2 JPS6134192 B2 JP S6134192B2
Authority
JP
Japan
Prior art keywords
document
light
forgery
scattering
substrate
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
JP57006219A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57139872A (en
Inventor
Peetaa Barutesu Hainritsuhi
Shutoaruto Guratsusu Andoryuu
Marutein Yauha Kaaru
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.)
Siemens Building Technologies AG
Original Assignee
Landis and Gyr Immobilien AG
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 Landis and Gyr Immobilien AG filed Critical Landis and Gyr Immobilien AG
Publication of JPS57139872A publication Critical patent/JPS57139872A/ja
Publication of JPS6134192B2 publication Critical patent/JPS6134192B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Inspection Of Paper Currency And Valuable Securities (AREA)
JP57006219A 1981-02-03 1982-01-20 Method of and apparatus for preventing faking of document Granted JPS57139872A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH72081 1981-02-03

Publications (2)

Publication Number Publication Date
JPS57139872A JPS57139872A (en) 1982-08-30
JPS6134192B2 true JPS6134192B2 (en, 2012) 1986-08-06

Family

ID=4193608

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57006219A Granted JPS57139872A (en) 1981-02-03 1982-01-20 Method of and apparatus for preventing faking of document

Country Status (1)

Country Link
JP (1) JPS57139872A (en, 2012)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006520923A (ja) * 2003-04-22 2006-09-14 オーファオデー キネグラム アーゲー ミクロ構造およびミクロ構造の形成方法

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU584035B2 (en) * 1985-03-01 1989-05-11 Kenneth John Hayden Holographic security devices and systems
JP4485949B2 (ja) * 2002-08-20 2010-06-23 シヴェラ コーポレイション マルチプレックス実験用の回折格子ベースのコード化マイクロパーティクル
MXPA06010401A (es) * 2004-03-12 2007-01-19 Ingenia Technology Ltd Metodos y aparatos para crear articulos impresos autentificables y para verificarlos posteriormente.

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT358299B (de) * 1975-01-16 1980-08-25 Siemens Ag Faelschungssichere identitaetskarte
CH589897A5 (en, 2012) * 1975-08-14 1977-07-29 Landis & Gyr Ag

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006520923A (ja) * 2003-04-22 2006-09-14 オーファオデー キネグラム アーゲー ミクロ構造およびミクロ構造の形成方法

Also Published As

Publication number Publication date
JPS57139872A (en) 1982-08-30

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