DE2403584C2 - Informationssucheinrichtung - Google Patents

Informationssucheinrichtung

Info

Publication number
DE2403584C2
DE2403584C2 DE19742403584 DE2403584A DE2403584C2 DE 2403584 C2 DE2403584 C2 DE 2403584C2 DE 19742403584 DE19742403584 DE 19742403584 DE 2403584 A DE2403584 A DE 2403584A DE 2403584 C2 DE2403584 C2 DE 2403584C2
Authority
DE
Germany
Prior art keywords
film
counting
image
group
marks
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
DE19742403584
Other languages
German (de)
English (en)
Other versions
DE2403584A1 (de
Inventor
Yoshiharu Tokio/Tokyo Sone
Fumio Kawasaki Kanagawa Ueno
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Publication of DE2403584A1 publication Critical patent/DE2403584A1/de
Application granted granted Critical
Publication of DE2403584C2 publication Critical patent/DE2403584C2/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS 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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/10—Projectors with built-in or built-on screen
    • G03B21/11—Projectors with built-in or built-on screen for microfilm reading
    • G03B21/111—Projectors with built-in or built-on screen for microfilm reading of roll films
    • G03B21/113—Handling roll films

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Projection-Type Copiers In General (AREA)
DE19742403584 1973-01-26 1974-01-25 Informationssucheinrichtung Expired DE2403584C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1083673A JPS5515690B2 (enrdf_load_stackoverflow) 1973-01-26 1973-01-26

Publications (2)

Publication Number Publication Date
DE2403584A1 DE2403584A1 (de) 1974-08-08
DE2403584C2 true DE2403584C2 (de) 1985-07-18

Family

ID=11761425

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19742403584 Expired DE2403584C2 (de) 1973-01-26 1974-01-25 Informationssucheinrichtung

Country Status (2)

Country Link
JP (1) JPS5515690B2 (enrdf_load_stackoverflow)
DE (1) DE2403584C2 (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5537957Y2 (enrdf_load_stackoverflow) * 1973-02-26 1980-09-05
JPS49130153A (enrdf_load_stackoverflow) * 1973-04-13 1974-12-13
JPS55147777A (en) * 1979-05-08 1980-11-17 Canon Inc Information retrieval method

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3290987A (en) * 1964-01-16 1966-12-13 Eastman Kodak Co Automatic searching film reader
US3700320A (en) * 1970-09-03 1972-10-24 Eastman Kodak Co Automatic searching system

Also Published As

Publication number Publication date
JPS5515690B2 (enrdf_load_stackoverflow) 1980-04-25
JPS4999030A (enrdf_load_stackoverflow) 1974-09-19
DE2403584A1 (de) 1974-08-08

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Legal Events

Date Code Title Description
8125 Change of the main classification
8126 Change of the secondary classification
D2 Grant after examination
8364 No opposition during term of opposition