SE339625B - - Google Patents

Info

Publication number
SE339625B
SE339625B SE15455/68A SE1545568A SE339625B SE 339625 B SE339625 B SE 339625B SE 15455/68 A SE15455/68 A SE 15455/68A SE 1545568 A SE1545568 A SE 1545568A SE 339625 B SE339625 B SE 339625B
Authority
SE
Sweden
Application number
SE15455/68A
Inventor
S Johnson
M Leedom
Original Assignee
Rca Corp
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 Rca Corp filed Critical Rca Corp
Publication of SE339625B publication Critical patent/SE339625B/xx

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00Apparatus for electrographic processes using a charge pattern
    • G03G15/01Apparatus for electrographic processes using a charge pattern for producing multicoloured copies
    • G03G15/0105Details of unit
    • G03G15/011Details of unit for exposing
    • G03G15/0115Details of unit for exposing and forming a half-tone image
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B27/00Photographic printing apparatus
    • G03B27/32Projection printing apparatus, e.g. enlarger, copying camera
    • G03B27/52Details
    • G03B27/66Details specially adapted for holding half-tone screens

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
SE15455/68A 1967-12-27 1968-11-14 SE339625B (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US69377767A 1967-12-27 1967-12-27

Publications (1)

Publication Number Publication Date
SE339625B true SE339625B (xx) 1971-10-11

Family

ID=24786069

Family Applications (1)

Application Number Title Priority Date Filing Date
SE15455/68A SE339625B (xx) 1967-12-27 1968-11-14

Country Status (8)

Country Link
US (1) US3517596A (xx)
BE (1) BE726203A (xx)
CH (1) CH500516A (xx)
DE (1) DE1816190A1 (xx)
FR (1) FR1601507A (xx)
GB (1) GB1199850A (xx)
NL (1) NL6818625A (xx)
SE (1) SE339625B (xx)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3967894A (en) * 1974-09-18 1976-07-06 Xerox Corporation Screened optical system
US4027962A (en) * 1975-01-13 1977-06-07 Xerox Corporation Color transparency reproducing machine
US4012137A (en) * 1975-01-17 1977-03-15 Xerox Corporation Optical system having a rotating screen
US3963342A (en) * 1975-04-10 1976-06-15 Xerox Corporation Curved screen
US4007981A (en) * 1975-04-10 1977-02-15 Xerox Corporation Dual mode electrostatographic printing machine
US4013355A (en) * 1975-07-30 1977-03-22 Xerox Corporation Notch filter for color transparency copying machines
US4080055A (en) * 1976-06-21 1978-03-21 Xerox Corporation Half-tone color copier

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1226838A (en) * 1916-04-18 1917-05-22 Arthur F Wolber Photographic screen.

Also Published As

Publication number Publication date
CH500516A (de) 1970-12-15
FR1601507A (xx) 1970-08-24
GB1199850A (en) 1970-07-22
BE726203A (xx) 1969-05-29
NL6818625A (xx) 1969-07-01
DE1816190A1 (de) 1969-08-14
US3517596A (en) 1970-06-30

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