NO158550C - Anvendelse av et stoff for paavisning av kopiering av dokumentet. - Google Patents

Anvendelse av et stoff for paavisning av kopiering av dokumentet.

Info

Publication number
NO158550C
NO158550C NO861265A NO861265A NO158550C NO 158550 C NO158550 C NO 158550C NO 861265 A NO861265 A NO 861265A NO 861265 A NO861265 A NO 861265A NO 158550 C NO158550 C NO 158550C
Authority
NO
Norway
Prior art keywords
disposal
copy
substance
document
Prior art date
Application number
NO861265A
Other languages
English (en)
Norwegian (no)
Other versions
NO861265L (no
NO158550B (no
Inventor
Niels A Andersen
Original Assignee
Niels A Andersen
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 Niels A Andersen filed Critical Niels A Andersen
Priority to NO861265A priority Critical patent/NO158550C/no
Priority to EP87302601A priority patent/EP0241182A3/de
Publication of NO861265L publication Critical patent/NO861265L/no
Publication of NO158550B publication Critical patent/NO158550B/no
Publication of NO158550C publication Critical patent/NO158550C/no

Links

Classifications

    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Printing Methods (AREA)
  • Credit Cards Or The Like (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Cleaning In Electrography (AREA)
  • Paper (AREA)
NO861265A 1986-03-26 1986-03-26 Anvendelse av et stoff for paavisning av kopiering av dokumentet. NO158550C (no)

Priority Applications (2)

Application Number Priority Date Filing Date Title
NO861265A NO158550C (no) 1986-03-26 1986-03-26 Anvendelse av et stoff for paavisning av kopiering av dokumentet.
EP87302601A EP0241182A3 (de) 1986-03-26 1987-03-25 Einrichtung die anzeigt, dass ein Dokument kopiert wurde

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO861265A NO158550C (no) 1986-03-26 1986-03-26 Anvendelse av et stoff for paavisning av kopiering av dokumentet.

Publications (3)

Publication Number Publication Date
NO861265L NO861265L (no) 1987-09-28
NO158550B NO158550B (no) 1988-06-20
NO158550C true NO158550C (no) 1988-09-28

Family

ID=19888841

Family Applications (1)

Application Number Title Priority Date Filing Date
NO861265A NO158550C (no) 1986-03-26 1986-03-26 Anvendelse av et stoff for paavisning av kopiering av dokumentet.

Country Status (2)

Country Link
EP (1) EP0241182A3 (de)
NO (1) NO158550C (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2620146B1 (fr) * 1987-09-03 1991-10-04 Arjomari Prioux Moyen, papier et document de securite contre la falsification par agent chimique et la contrefacon
GB2219525A (en) * 1988-06-08 1989-12-13 Bdk Ind Prod Ltd Adhesive packaging tape

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2889799A (en) * 1955-01-20 1959-06-09 Korpman Ralf Temperature indicator
DE2048853C3 (de) * 1969-10-07 1978-05-11 Xerox Corp., Rochester, N.Y. (V.St.A.) Verfahren zur Herstellung von nicht kopierbaren Schriftstücken

Also Published As

Publication number Publication date
EP0241182A2 (de) 1987-10-14
EP0241182A3 (de) 1989-06-14
NO861265L (no) 1987-09-28
NO158550B (no) 1988-06-20

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