IL42090A0 - Photocopying prevention - Google Patents
Photocopying preventionInfo
- Publication number
- IL42090A0 IL42090A0 IL42090A IL4209073A IL42090A0 IL 42090 A0 IL42090 A0 IL 42090A0 IL 42090 A IL42090 A IL 42090A IL 4209073 A IL4209073 A IL 4209073A IL 42090 A0 IL42090 A0 IL 42090A0
- Authority
- IL
- Israel
- Prior art keywords
- photocopying
- prevention
- photocopying prevention
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M1/00—Inking and printing with a printer's forme
- B41M1/26—Printing on other surfaces than ordinary paper
- B41M1/36—Printing on other surfaces than ordinary paper on pretreated paper, e.g. parchment, oiled paper, paper for registration purposes
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C1/00—Photosensitive materials
- G03C1/72—Photosensitive compositions not covered by the groups G03C1/005 - G03C1/705
- G03C1/725—Photosensitive compositions not covered by the groups G03C1/005 - G03C1/705 containing inorganic compounds
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C1/00—Photosensitive materials
- G03C1/72—Photosensitive compositions not covered by the groups G03C1/005 - G03C1/705
- G03C1/73—Photosensitive compositions not covered by the groups G03C1/005 - G03C1/705 containing organic compounds
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
- G03C5/08—Photoprinting; Processes and means for preventing photoprinting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M3/00—Printing processes to produce particular kinds of printed work, e.g. patterns
- B41M3/14—Security printing
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
- Paper (AREA)
- Color Printing (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IL42090A IL42090A (en) | 1973-04-22 | 1973-04-22 | Photocopying prevention |
FR7413471A FR2226688A1 (en) | 1973-04-22 | 1974-04-18 | Photo-copying-proof recording medium - contains photo-chromic cpd. darkening rapidly in strong light |
JP49044357A JPS5029808A (en) | 1973-04-22 | 1974-04-19 | |
DE2419278A DE2419278A1 (en) | 1973-04-22 | 1974-04-22 | NON-COPY RECORDING MEDIUM AND METHOD OF MANUFACTURING THE SAME |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IL42090A IL42090A (en) | 1973-04-22 | 1973-04-22 | Photocopying prevention |
Publications (2)
Publication Number | Publication Date |
---|---|
IL42090A0 true IL42090A0 (en) | 1974-06-30 |
IL42090A IL42090A (en) | 1977-01-31 |
Family
ID=11047083
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL42090A IL42090A (en) | 1973-04-22 | 1973-04-22 | Photocopying prevention |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPS5029808A (en) |
DE (1) | DE2419278A1 (en) |
FR (1) | FR2226688A1 (en) |
IL (1) | IL42090A (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5731587A (en) * | 1980-07-31 | 1982-02-20 | Toppan Printing Co Ltd | Selective duplication of part of informations included in duplicating manuscript |
FR2618812B1 (en) * | 1987-07-30 | 1990-04-27 | Vicat Sa | ANTICOPY PRINT-WRITE MEDIUM AND ASSOCIATED METHOD |
ZA9710835B (en) * | 1996-12-23 | 1998-06-12 | Standard Register Co | Photochromic security system. |
-
1973
- 1973-04-22 IL IL42090A patent/IL42090A/en unknown
-
1974
- 1974-04-18 FR FR7413471A patent/FR2226688A1/en active Granted
- 1974-04-19 JP JP49044357A patent/JPS5029808A/ja active Pending
- 1974-04-22 DE DE2419278A patent/DE2419278A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
IL42090A (en) | 1977-01-31 |
FR2226688B3 (en) | 1977-02-18 |
JPS5029808A (en) | 1975-03-25 |
DE2419278A1 (en) | 1974-11-07 |
FR2226688A1 (en) | 1974-11-15 |
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