FR971367A - Procédé pour la protection de papiers fiduciaires et analogues - Google Patents

Procédé pour la protection de papiers fiduciaires et analogues

Info

Publication number
FR971367A
FR971367A FR971367DA FR971367A FR 971367 A FR971367 A FR 971367A FR 971367D A FR971367D A FR 971367DA FR 971367 A FR971367 A FR 971367A
Authority
FR
France
Prior art keywords
protection
fiduciary papers
fiduciary
papers
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
Other languages
English (en)
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.)
TECH D APPLIC CHIMIQUES ET PHY
Original Assignee
TECH D APPLIC CHIMIQUES ET PHY
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 TECH D APPLIC CHIMIQUES ET PHY filed Critical TECH D APPLIC CHIMIQUES ET PHY
Application granted granted Critical
Publication of FR971367A publication Critical patent/FR971367A/fr
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
    • D21H21/40—Agents facilitating proof of genuineness or preventing fraudulent alteration, e.g. for security paper
    • D21H21/44—Latent security elements, i.e. detectable or becoming apparent only by use of special verification or tampering devices or methods
    • D21H21/46—Elements suited for chemical verification or impeding chemical tampering, e.g. by use of eradicators
FR971367D 1940-04-13 1940-04-13 Procédé pour la protection de papiers fiduciaires et analogues Expired FR971367A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR971367T 1940-04-13

Publications (1)

Publication Number Publication Date
FR971367A true FR971367A (fr) 1951-01-16

Family

ID=9512868

Family Applications (1)

Application Number Title Priority Date Filing Date
FR971367D Expired FR971367A (fr) 1940-04-13 1940-04-13 Procédé pour la protection de papiers fiduciaires et analogues

Country Status (1)

Country Link
FR (1) FR971367A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2539533A1 (fr) * 1983-01-17 1984-07-20 Aussedat Rey Procede et revelateur pour identifier un papier de securite, un papier copiant ou un papier thermoreactif, ainsi qu'instrument manuel pour leur mise en oeuvre

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2539533A1 (fr) * 1983-01-17 1984-07-20 Aussedat Rey Procede et revelateur pour identifier un papier de securite, un papier copiant ou un papier thermoreactif, ainsi qu'instrument manuel pour leur mise en oeuvre

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