JPS6217795B2 - - Google Patents

Info

Publication number
JPS6217795B2
JPS6217795B2 JP55012934A JP1293480A JPS6217795B2 JP S6217795 B2 JPS6217795 B2 JP S6217795B2 JP 55012934 A JP55012934 A JP 55012934A JP 1293480 A JP1293480 A JP 1293480A JP S6217795 B2 JPS6217795 B2 JP S6217795B2
Authority
JP
Japan
Prior art keywords
film
signal
output
timer
frame
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
JP55012934A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56108167A (en
Inventor
Kazuo Kashiwagi
Yoshio Ando
Motofumi Konishi
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
Priority to JP1293480A priority Critical patent/JPS56108167A/ja
Publication of JPS56108167A publication Critical patent/JPS56108167A/ja
Publication of JPS6217795B2 publication Critical patent/JPS6217795B2/ja
Granted 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)
JP1293480A 1980-01-31 1980-01-31 Information retrieving device Granted JPS56108167A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1293480A JPS56108167A (en) 1980-01-31 1980-01-31 Information retrieving device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1293480A JPS56108167A (en) 1980-01-31 1980-01-31 Information retrieving device

Publications (2)

Publication Number Publication Date
JPS56108167A JPS56108167A (en) 1981-08-27
JPS6217795B2 true JPS6217795B2 (de) 1987-04-20

Family

ID=11819111

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1293480A Granted JPS56108167A (en) 1980-01-31 1980-01-31 Information retrieving device

Country Status (1)

Country Link
JP (1) JPS56108167A (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4611216A (en) * 1984-02-22 1986-09-09 Ricoh Company, Ltd. Charged ink particles detection housing
JPS61120278A (ja) * 1984-11-16 1986-06-07 Canon Inc 情報検索装置
JPH0617974B2 (ja) * 1985-12-04 1994-03-09 キヤノン株式会社 情報検索装置
JPH0752277B2 (ja) * 1986-01-07 1995-06-05 キヤノン株式会社 マイクロフィルムリーダ
JPH0786638B2 (ja) * 1986-01-10 1995-09-20 キヤノン株式会社 情報検索方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50142139A (de) * 1974-05-07 1975-11-15

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52147436U (de) * 1976-05-04 1977-11-08

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50142139A (de) * 1974-05-07 1975-11-15

Also Published As

Publication number Publication date
JPS56108167A (en) 1981-08-27

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