CH338356A - Process for obtaining a halftone cliché having a variable format between certain limits, machine for implementing this method and application of the latter making it possible to obtain an engraved cliché - Google Patents
Process for obtaining a halftone cliché having a variable format between certain limits, machine for implementing this method and application of the latter making it possible to obtain an engraved clichéInfo
- Publication number
- CH338356A CH338356A CH338356DA CH338356A CH 338356 A CH338356 A CH 338356A CH 338356D A CH338356D A CH 338356DA CH 338356 A CH338356 A CH 338356A
- Authority
- CH
- Switzerland
- Prior art keywords
- cliché
- halftone
- engraved
- implementing
- obtaining
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41C—PROCESSES FOR THE MANUFACTURE OR REPRODUCTION OF PRINTING SURFACES
- B41C1/00—Forme preparation
- B41C1/02—Engraving; Heads therefor
- B41C1/04—Engraving; Heads therefor using heads controlled by an electric information signal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/387—Composing, repositioning or otherwise geometrically modifying originals
- H04N1/393—Enlarging or reducing
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Manufacture Or Reproduction Of Printing Formes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US428606A US2875275A (en) | 1954-05-10 | 1954-05-10 | Variable ratio photoelectric engraving machine |
Publications (1)
Publication Number | Publication Date |
---|---|
CH338356A true CH338356A (en) | 1959-05-15 |
Family
ID=23699639
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH338356D CH338356A (en) | 1954-05-10 | 1955-04-27 | Process for obtaining a halftone cliché having a variable format between certain limits, machine for implementing this method and application of the latter making it possible to obtain an engraved cliché |
Country Status (6)
Country | Link |
---|---|
US (1) | US2875275A (en) |
CH (1) | CH338356A (en) |
DE (1) | DE1053312B (en) |
FR (1) | FR1131945A (en) |
GB (1) | GB812057A (en) |
NL (2) | NL197073A (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3022373A (en) * | 1958-05-20 | 1962-02-20 | Fairchild Camera Instr Co | Electronic line scan and recording machine with oscillating cylinder |
US3011021A (en) * | 1959-08-26 | 1961-11-28 | Gen Dynamics Corp | Character recording by mirror scanning of cathode ray tube image |
CN103657850A (en) * | 2013-12-12 | 2014-03-26 | 江苏晶工工具有限公司 | Magnetic separator of cutting fluid |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1929988A (en) * | 1929-05-03 | 1933-10-10 | Freeman H Owens | Dissolver and shifter for optical systems |
US2139752A (en) * | 1931-09-17 | 1938-12-13 | Iconograph Company | Copying apparatus |
US2149487A (en) * | 1934-05-15 | 1939-03-07 | Myron C Zilberman | Half-tone engraving and apparatus for and method of making the same |
US2422398A (en) * | 1943-11-03 | 1947-06-17 | Jr James J Dilks | Recorder and reproducer for spiral photographic disk sound records |
US2421637A (en) * | 1944-08-30 | 1947-06-03 | Bell & Howell Co | Prefocused, quickly adjustable light slit for photoelectric sound heads |
DE946329C (en) * | 1952-03-20 | 1956-07-26 | Hell Rudolf Dr Ing Fa | Process for the production of screened clichés using the methods of image telegraphy |
-
0
- NL NL109796D patent/NL109796C/xx active
- NL NL197073D patent/NL197073A/xx unknown
-
1954
- 1954-05-10 US US428606A patent/US2875275A/en not_active Expired - Lifetime
-
1955
- 1955-04-19 FR FR1131945D patent/FR1131945A/en not_active Expired
- 1955-04-25 GB GB11844/55A patent/GB812057A/en not_active Expired
- 1955-04-27 CH CH338356D patent/CH338356A/en unknown
- 1955-05-09 DE DEF17488A patent/DE1053312B/en active Pending
Also Published As
Publication number | Publication date |
---|---|
FR1131945A (en) | 1957-03-01 |
GB812057A (en) | 1959-04-15 |
DE1053312B (en) | 1959-03-19 |
NL197073A (en) | |
US2875275A (en) | 1959-02-24 |
NL109796C (en) |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
RO70907A (en) | PROCESS FOR OBTAINING N-PHOSPHONOMETHYLEGLYCIN | |
CH542669A (en) | Method of manufacturing a box, apparatus for its implementation and box thus obtained | |
BE813967A (en) | IMPROVED MACHINE AND METHOD FOR MAKING WATERMARK ENGRAVINGS | |
CH326194A (en) | Photoelectric reproduction method, apparatus for its implementation and reproduction obtained by this method | |
FR2323467A1 (en) | CONTINUOUS CASTING PROCESS AND APPARATUS FOR ITS IMPLEMENTATION | |
FR1130263A (en) | Process for manufacturing clichés for facsimiles and machine for implementing this process | |
CH494641A (en) | Method of adjusting a doctor blade in contact with a rotating impression cylinder and doctor blade mechanism for implementing this process | |
FR2292579A1 (en) | PROCESS FOR MAKING TIRES AND MACHINE FOR IMPLEMENTING THIS PROCESS | |
CH325123A (en) | Photocomposition process and machine for implementing this process | |
CH338356A (en) | Process for obtaining a halftone cliché having a variable format between certain limits, machine for implementing this method and application of the latter making it possible to obtain an engraved cliché | |
CH500784A (en) | Method for manufacturing a box, equipment for carrying out the process and box obtained by the process | |
FR1114318A (en) | Method and apparatus for producing rope | |
BE874289A (en) | PROCESS FOR OBTAINING A STEEL OF IMPROVED QUALITY | |
FR1090567A (en) | Engraving process on insulating plate, and machine for implementing this process | |
CH420834A (en) | Process for making paper, and apparatus for carrying out this process | |
RO63267A2 (en) | PROCESS FOR OBTAINING 4,6-DIHYDROXY-5-METHOXYPYRIMIDINE | |
CH541406A (en) | Flexible cylinder, method of manufacturing this cylinder and apparatus for carrying out the method | |
CH350000A (en) | Process for manufacturing a printing plate and machine for implementing this process | |
FR1093797A (en) | Process for casting bars | |
FR96570E (en) | Method for measuring the depth of engraving on the printing cylinders and apparatus for implementing this method. | |
CH314017A (en) | Relief printing process on previously embossed material and machine for implementing this process | |
MA19168A1 (en) | PROCESS FOR PRODUCING AMMONIUM POLYPHOSPHATES AND APPARATUS FOR CARRYING OUT SAID METHOD. | |
RO63432A2 (en) | PROCESS FOR OBTAINING 4-SULFANYLAMIDO-5-METHOXY-6-CHLORPYRIMIDINE | |
RO63388A (en) | PROCESS FOR OBTAINING ORGOTHEIN | |
FR2327833A2 (en) | FOUNDRY MOLD MANUFACTURING PROCESS AND APPARATUS FOR ITS IMPLEMENTATION |