FR340837A - Papier de sureté - Google Patents
Papier de suretéInfo
- Publication number
- FR340837A FR340837A FR340837DA FR340837A FR 340837 A FR340837 A FR 340837A FR 340837D A FR340837D A FR 340837DA FR 340837 A FR340837 A FR 340837A
- Authority
- FR
- France
- Prior art keywords
- security paper
- security
- paper
- 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
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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR340837T | 1904-02-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR340837A true FR340837A (fr) | 1904-07-21 |
Family
ID=1389929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR340837D Expired FR340837A (fr) | 1904-02-29 | 1904-02-29 | Papier de sureté |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR340837A (fr) |
-
1904
- 1904-02-29 FR FR340837D patent/FR340837A/fr not_active Expired
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