GB1353492A - Information retrieval apparatus - Google Patents

Information retrieval apparatus

Info

Publication number
GB1353492A
GB1353492A GB1126571A GB1126571A GB1353492A GB 1353492 A GB1353492 A GB 1353492A GB 1126571 A GB1126571 A GB 1126571A GB 1126571 A GB1126571 A GB 1126571A GB 1353492 A GB1353492 A GB 1353492A
Authority
GB
United Kingdom
Prior art keywords
medium
signals
gates
signal
flip
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
GB1126571A
Other languages
English (en)
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
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 Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of GB1353492A publication Critical patent/GB1353492A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/22—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral
    • H03K5/26—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral the characteristic being duration, interval, position, frequency, or sequence
    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Projection-Type Copiers In General (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Facsimile Scanning Arrangements (AREA)
GB1126571A 1970-04-24 1971-04-26 Information retrieval apparatus Expired GB1353492A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US3147570A 1970-04-24 1970-04-24
US3147670A 1970-04-24 1970-04-24

Publications (1)

Publication Number Publication Date
GB1353492A true GB1353492A (en) 1974-05-15

Family

ID=26707293

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1126571A Expired GB1353492A (en) 1970-04-24 1971-04-26 Information retrieval apparatus

Country Status (4)

Country Link
JP (1) JPS5127131B1 (enrdf_load_stackoverflow)
DE (1) DE2120380B2 (enrdf_load_stackoverflow)
FR (1) FR2086309B1 (enrdf_load_stackoverflow)
GB (1) GB1353492A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005122158A1 (en) * 2004-06-11 2005-12-22 Koninklijke Philips Electronics N.V. Improved information carrier

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6011824A (ja) * 1983-07-01 1985-01-22 Sanpack:Kk グリツプタイプの閃光放電発光器

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005122158A1 (en) * 2004-06-11 2005-12-22 Koninklijke Philips Electronics N.V. Improved information carrier

Also Published As

Publication number Publication date
FR2086309B1 (enrdf_load_stackoverflow) 1976-03-19
DE2120380B2 (de) 1973-07-05
DE2120380A1 (de) 1971-11-04
FR2086309A1 (enrdf_load_stackoverflow) 1971-12-31
DE2120380C3 (enrdf_load_stackoverflow) 1974-02-07
JPS5127131B1 (enrdf_load_stackoverflow) 1976-08-11

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee