GB2146823B - Detecting water marks or the like in paper documents - Google Patents

Detecting water marks or the like in paper documents

Info

Publication number
GB2146823B
GB2146823B GB08323940A GB8323940A GB2146823B GB 2146823 B GB2146823 B GB 2146823B GB 08323940 A GB08323940 A GB 08323940A GB 8323940 A GB8323940 A GB 8323940A GB 2146823 B GB2146823 B GB 2146823B
Authority
GB
United Kingdom
Prior art keywords
detecting water
paper documents
water marks
marks
documents
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
GB08323940A
Other versions
GB2146823A (en
GB8323940D0 (en
Inventor
Lawrence James Wells
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB08323940A priority Critical patent/GB2146823B/en
Publication of GB8323940D0 publication Critical patent/GB8323940D0/en
Publication of GB2146823A publication Critical patent/GB2146823A/en
Application granted granted Critical
Publication of GB2146823B publication Critical patent/GB2146823B/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G07D7/128—Viewing devices
    • 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
    • G07D7/003—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 security elements
    • G07D7/0034—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 security elements using watermarks
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07G—REGISTERING THE RECEIPT OF CASH, VALUABLES, OR TOKENS
    • G07G3/00—Alarm indicators, e.g. bells
GB08323940A 1983-09-07 1983-09-07 Detecting water marks or the like in paper documents Expired GB2146823B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08323940A GB2146823B (en) 1983-09-07 1983-09-07 Detecting water marks or the like in paper documents

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08323940A GB2146823B (en) 1983-09-07 1983-09-07 Detecting water marks or the like in paper documents

Publications (3)

Publication Number Publication Date
GB8323940D0 GB8323940D0 (en) 1983-10-12
GB2146823A GB2146823A (en) 1985-04-24
GB2146823B true GB2146823B (en) 1986-11-26

Family

ID=10548416

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08323940A Expired GB2146823B (en) 1983-09-07 1983-09-07 Detecting water marks or the like in paper documents

Country Status (1)

Country Link
GB (1) GB2146823B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2170939A (en) * 1985-01-21 1986-08-13 Christopher William Yeomans Bank note counterfeit detection device
GB2170340A (en) * 1985-01-30 1986-07-30 Garry Robert Langridge Forged banknote detector
SE8903399L (en) * 1989-10-16 1991-04-17 Sune Eckerstrand FORM EXAMINER
GB9100838D0 (en) * 1991-01-15 1991-02-27 Brown Ray Illumination device
GB2264804A (en) * 1992-10-23 1993-09-08 Burrows Bew & Moore Limited Display/merchandising assembly
US5918960A (en) * 1994-01-04 1999-07-06 Mars Incorporated Detection of counterfeit objects, for instance counterfeit banknotes
JP3678748B2 (en) * 1994-01-04 2005-08-03 マース，インコーポレーテッド Detection of counterfeits such as counterfeit bills
GB0525664D0 (en) 2005-12-16 2006-01-25 Filtrona Plc Detector
ITMI20130417A1 (en) * 2013-03-19 2014-09-20 Plug In S R L DEVICE FOR THE RECOGNITION OF NEGOTIABLE DOCUMENTS.

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1255966A (en) * 1968-12-21 1971-12-08 Stuart William Tennant Improvements in printer's tables

Also Published As

Publication number Publication date
GB2146823A (en) 1985-04-24
GB8323940D0 (en) 1983-10-12

Similar Documents

Publication Publication Date Title
GB2125337B (en) Improved banknotes and the like
GB8417254D0 (en) Paper sheets
DE3172644D1 (en) Apparatus for cutting paper and the like
AU517225B2 (en) Detecting water in oil
GB2166234B (en) Detecting oil in water
GB8432438D0 (en) Sensing sheets
DE3474130D1 (en) Sheet sensing apparatus
GB2097529B (en) Detecting oil in water
GB2145033B (en) Binding sheets of paper or the like
GB2146823B (en) Detecting water marks or the like in paper documents
GB2091889B (en) Plastic anisotropy in sheet materials
FI821417A0 (en) MASS IN THE MOST FOER PAPER MACHINE
GB8405230D0 (en) Paper web
GB2111866B (en) Improvements in froth flotation
GB2135934B (en) Laminated paper sheet
GB2136027B (en) Calendering sheet paper
GB2122166B (en) Selectively weakened plastic sheet
DE3478850D1 (en) Filing device for paper sheets or the like
GB2135415B (en) Pipe coupler - plastic paper
GB8523011D0 (en) Providing security features in paper
GB8413922D0 (en) Paper with watermark effect
ZA817712B (en) Improvements in surfboards
SG60084G (en) Improvements in window or the like stays
JPS57159393A (en) Sheet paper discriminator
MY8600592A (en) Improvements in window or the like stays

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930907