FR1485093A - Dispositif de lecture de support d'enregistrement - Google Patents

Dispositif de lecture de support d'enregistrement

Info

Publication number
FR1485093A
FR1485093A FR7928A FR06007928A FR1485093A FR 1485093 A FR1485093 A FR 1485093A FR 7928 A FR7928 A FR 7928A FR 06007928 A FR06007928 A FR 06007928A FR 1485093 A FR1485093 A FR 1485093A
Authority
FR
France
Prior art keywords
recording medium
playback device
medium playback
recording
playback
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
FR7928A
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of FR1485093A publication Critical patent/FR1485093A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/02—Methods or arrangements for sensing record carriers, e.g. for reading patterns by pneumatic or hydraulic means, e.g. sensing punched holes with compressed air; by sonic means ; by ultrasonic means
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/08—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes
    • G06K7/081—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes electrostatic, e.g. by detecting the charge of capacitance between electrodes
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
FR7928A 1965-07-15 1966-06-22 Dispositif de lecture de support d'enregistrement Expired FR1485093A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US47214965A 1965-07-15 1965-07-15

Publications (1)

Publication Number Publication Date
FR1485093A true FR1485093A (fr) 1967-06-16

Family

ID=23874383

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7928A Expired FR1485093A (fr) 1965-07-15 1966-06-22 Dispositif de lecture de support d'enregistrement

Country Status (4)

Country Link
US (1) US3492464A (fr)
DE (1) DE1279981B (fr)
FR (1) FR1485093A (fr)
GB (1) GB1152355A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3789296A (en) * 1972-06-12 1974-01-29 P Caruso Moisture monitor system
US4041381A (en) * 1974-10-09 1977-08-09 Lim Ching Hwa Methods and equipment for testing reflection points of transmission lines
GB1580435A (en) * 1976-06-08 1980-12-03 Post Office Method and apparatus for testing transmission lines
CN103752678B (zh) * 2014-01-09 2016-12-07 佛山市明州机械有限公司 一种自动管材型材冲孔设备

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2787160A (en) * 1953-06-29 1957-04-02 Sperry Prod Inc Ultrasonic liquid depth indicator
US2891190A (en) * 1954-04-29 1959-06-16 Sperry Rand Corp Travelling wave tubes
BE564022A (fr) * 1957-01-16
US3335265A (en) * 1963-09-11 1967-08-08 Solar Systems Inc Punched card reader

Also Published As

Publication number Publication date
DE1279981B (de) 1968-10-10
GB1152355A (en) 1969-05-14
US3492464A (en) 1970-01-27

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