FI95418B - Turvapaperin aitouden varmistamiseen käytettävä anturi - Google Patents

Turvapaperin aitouden varmistamiseen käytettävä anturi

Info

Publication number
FI95418B
FI95418B FI904392A FI904392A FI95418B FI 95418 B FI95418 B FI 95418B FI 904392 A FI904392 A FI 904392A FI 904392 A FI904392 A FI 904392A FI 95418 B FI95418 B FI 95418B
Authority
FI
Finland
Prior art keywords
genuine
sensor
security
determining
watermark
Prior art date
Application number
FI904392A
Other languages
English (en)
Swedish (sv)
Other versions
FI904392A0 (fi
FI95418C (fi
Inventor
Einar Gotaas
Original Assignee
Datalab Oy
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 NO881060A external-priority patent/NO165697C/no
Application filed by Datalab Oy filed Critical Datalab Oy
Priority to FI904392A priority Critical patent/FI95418C/fi
Publication of FI904392A0 publication Critical patent/FI904392A0/fi
Publication of FI95418B publication Critical patent/FI95418B/fi
Application granted granted Critical
Publication of FI95418C publication Critical patent/FI95418C/fi

Links

Landscapes

  • Image Processing (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
FI904392A 1988-03-10 1990-09-06 Turvapaperin aitouden varmistamiseen käytettävä anturi FI95418C (fi)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FI904392A FI95418C (fi) 1988-03-10 1990-09-06 Turvapaperin aitouden varmistamiseen käytettävä anturi

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
NO881060A NO165697C (no) 1988-03-10 1988-03-10 Sensor for ekthetskontroll av sikkerhetspapir.
NO881060 1988-03-10
FI8900043 1989-03-10
PCT/FI1989/000043 WO1989008898A1 (en) 1988-03-10 1989-03-10 Sensor for verification of genuineness of security paper
FI904392A FI95418C (fi) 1988-03-10 1990-09-06 Turvapaperin aitouden varmistamiseen käytettävä anturi
FI904392 1990-09-06

Publications (3)

Publication Number Publication Date
FI904392A0 FI904392A0 (fi) 1990-09-06
FI95418B true FI95418B (fi) 1995-10-13
FI95418C FI95418C (fi) 1996-01-25

Family

ID=26158808

Family Applications (1)

Application Number Title Priority Date Filing Date
FI904392A FI95418C (fi) 1988-03-10 1990-09-06 Turvapaperin aitouden varmistamiseen käytettävä anturi

Country Status (1)

Country Link
FI (1) FI95418C (fi)

Also Published As

Publication number Publication date
FI904392A0 (fi) 1990-09-06
FI95418C (fi) 1996-01-25

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Legal Events

Date Code Title Description
BB Publication of examined application
MM Patent lapsed

Owner name: DATALAB OY