DD96593A5 - - Google Patents

Info

Publication number
DD96593A5
DD96593A5 DD160836A DD16083672A DD96593A5 DD 96593 A5 DD96593 A5 DD 96593A5 DD 160836 A DD160836 A DD 160836A DD 16083672 A DD16083672 A DD 16083672A DD 96593 A5 DD96593 A5 DD 96593A5
Authority
DD
German Democratic Republic
Application number
DD160836A
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 filed Critical
Publication of DD96593A5 publication Critical patent/DD96593A5/xx

Links

Classifications

    • 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
    • G03B21/00Projectors or projection-type viewers; Accessories therefor
    • G03B21/14Details
    • G03B21/26Projecting separately subsidiary matter simultaneously with main image

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Projection Apparatus (AREA)
  • Position Input By Displaying (AREA)
DD160836A 1971-02-12 1972-02-11 DD96593A5 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712106602 DE2106602A1 (de) 1971-02-12 1971-02-12 Zeigeeinrichtung zu einem Bildprojektionsgerät

Publications (1)

Publication Number Publication Date
DD96593A5 true DD96593A5 (de) 1973-03-20

Family

ID=5798531

Family Applications (1)

Application Number Title Priority Date Filing Date
DD160836A DD96593A5 (de) 1971-02-12 1972-02-11

Country Status (6)

Country Link
US (1) US3832050A (de)
CA (1) CA953550A (de)
CH (1) CH534895A (de)
DD (1) DD96593A5 (de)
DE (1) DE2106602A1 (de)
IT (1) IT949349B (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4114997A (en) * 1976-02-17 1978-09-19 Lunetta Donald M Navigational device
US4146314A (en) * 1978-01-30 1979-03-27 Polaroid Corporation Audio visual system having recorded moving light pointer and method
US4291954A (en) * 1980-01-24 1981-09-29 Polaroid Corporation Audiovisual system with improved moving light pointer
US4836786A (en) * 1987-08-07 1989-06-06 Joseph Leeb Enterprises, Inc. Demonstration calculator
GB2355080B (en) * 1999-10-06 2003-06-25 Gareth Lloyd A slide projector

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1704811A (en) * 1926-09-30 1929-03-12 Eastman Kodak Co Projector
US2082802A (en) * 1935-02-13 1937-06-08 James C Karnes Plotting board
US3343452A (en) * 1964-11-17 1967-09-26 Bosch Elektronik Gmbh Pointer for a slide projector
US3387372A (en) * 1965-07-19 1968-06-11 Sabadishin Steve Pictorial plotting board and related plotting device

Also Published As

Publication number Publication date
DE2106602A1 (de) 1972-08-24
IT949349B (it) 1973-06-11
CA953550A (en) 1974-08-27
CH534895A (de) 1973-03-15
US3832050A (en) 1974-08-27

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