GB525300A - A method of half-tone photography - Google Patents

A method of half-tone photography

Info

Publication number
GB525300A
GB525300A GB5288/39A GB528839A GB525300A GB 525300 A GB525300 A GB 525300A GB 5288/39 A GB5288/39 A GB 5288/39A GB 528839 A GB528839 A GB 528839A GB 525300 A GB525300 A GB 525300A
Authority
GB
United Kingdom
Prior art keywords
water
drawings
photography
tone
marx
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
GB5288/39A
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.)
WALTER S MARX JR
Original Assignee
WALTER S MARX JR
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26904214&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=GB525300(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by WALTER S MARX JR filed Critical WALTER S MARX JR
Publication of GB525300A publication Critical patent/GB525300A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
    • G03F1/00—Originals for photomechanical production of textured or patterned surfaces, e.g., masks, photo-masks, reticles; Mask blanks or pellicles therefor; Containers specially adapted therefor; Preparation thereof
    • G03F1/68—Preparation processes not covered by groups G03F1/20 - G03F1/50

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacture Or Reproduction Of Printing Formes (AREA)
  • Paper (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)

Abstract

525,300. Aqueous paints. MARX, W. S. Feb. 17, 1939, No. 5288. Convention date, May 23, 1938. Drawings to Specification. [Class 95] [Also in Group XX] Wash drawings for photo-mechanical halftone reproduction may be made by using, in place of water as a medium for the pigment, a mixture of water, egg albumen, sulphuric acid, and an absorbent for ultra-violet light such as quinine bisulphate, anthracene, resorcin blue, or eosin.
GB5288/39A 1938-05-23 1939-02-17 A method of half-tone photography Expired GB525300A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US209492A US2191939A (en) 1938-05-23 1938-05-23 Photoengraving
US312343A US2304838A (en) 1938-05-23 1940-01-04 Photoengraving

Publications (1)

Publication Number Publication Date
GB525300A true GB525300A (en) 1940-08-26

Family

ID=26904214

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5288/39A Expired GB525300A (en) 1938-05-23 1939-02-17 A method of half-tone photography

Country Status (3)

Country Link
US (2) US2191939A (en)
FR (1) FR850902A (en)
GB (1) GB525300A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2434019A (en) * 1942-03-10 1948-01-06 Joseph L Switzer Color separation with fluorescent materials
US2643188A (en) * 1949-01-13 1953-06-23 Herman E Meyer Method of preparing a photographic three-dimensional grain screen and for producing a photographic dry plate having a latent threedimensional screen pattern thereon
US2719092A (en) * 1951-10-02 1955-09-27 Frank A Grady Pigment production
US2983604A (en) * 1955-11-03 1961-05-09 Gen Aniline & Film Corp Quenching solution for fluorescent photographic paper employed in the manufacture ofhalftone negatives
US3116675A (en) * 1959-06-08 1964-01-07 Thompson Ramo Wooldridge Inc Distinct and accurate symbol displays on photo products
US3085877A (en) * 1959-06-10 1963-04-16 Robert J Reid Method of producing animated motion pictures
CA1005676A (en) * 1972-08-31 1977-02-22 Eastman Kodak Company Information receiving element
US4719141A (en) * 1986-07-30 1988-01-12 Collier Charles P Matting lacquer, paint and light-transmitting matte film
US4684675A (en) * 1986-07-30 1987-08-04 Collier Charles P Matting lacquer, paint and light-transmitting matte film
FR3093509B1 (en) 2019-03-06 2021-04-23 Rene Brunone Distributed motorized belt conveyor, and associated material transport method

Also Published As

Publication number Publication date
FR850902A (en) 1939-12-29
US2304838A (en) 1942-12-15
US2191939A (en) 1940-02-27

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