FR1468974A - Dispositif de lecture d'enregistrements - Google Patents
Dispositif de lecture d'enregistrementsInfo
- Publication number
- FR1468974A FR1468974A FR40759A FR40759A FR1468974A FR 1468974 A FR1468974 A FR 1468974A FR 40759 A FR40759 A FR 40759A FR 40759 A FR40759 A FR 40759A FR 1468974 A FR1468974 A FR 1468974A
- Authority
- FR
- France
- Prior art keywords
- playback device
- record playback
- record
- 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
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
- G06K7/08—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
- G06K7/082—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 using inductive or magnetic sensors
- G06K7/087—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 using inductive or magnetic sensors flux-sensitive, e.g. magnetic, detectors
- G06K7/088—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 using inductive or magnetic sensors flux-sensitive, e.g. magnetic, detectors using magneto-sensitive switches, e.g. reed-switches
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Time Recorders, Dirve Recorders, Access Control (AREA)
- General Factory Administration (AREA)
- Outer Garments And Coats (AREA)
- Switches That Are Operated By Magnetic Or Electric Fields (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US41902864A | 1964-12-17 | 1964-12-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1468974A true FR1468974A (fr) | 1967-02-10 |
Family
ID=23660491
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR40759A Expired FR1468974A (fr) | 1964-12-17 | 1965-12-03 | Dispositif de lecture d'enregistrements |
Country Status (4)
Country | Link |
---|---|
US (1) | US3432627A (fr) |
DE (1) | DE1279391B (fr) |
FR (1) | FR1468974A (fr) |
GB (1) | GB1086298A (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3901950A1 (de) * | 1989-01-24 | 1990-08-02 | Mel Mikroelektronik Gmbh | Induktives erkennungssystem |
US7303334B2 (en) * | 2004-03-25 | 2007-12-04 | Worldwide Innovations & Technologies, Inc. | Radiation attenuation system |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE628014C (de) * | 1930-11-30 | 1936-03-27 | Siemens Schuckertwerke Akt Ges | Kontaktgeber fuer Messgeraete zur Fernmessung, insbesondere fuer Elektrizitaetszaehler |
DE1007091B (de) * | 1943-07-12 | 1957-04-25 | Dr Gerhard Dirks | Verfahren zur Steuerung von Rechen-, Schreib-, Sortier-, Vergleichs- und sonstigen Geraeten |
NL193607A (fr) * | 1953-12-31 | |||
GB821128A (en) * | 1956-10-25 | 1959-09-30 | Ethyl Corp | Decontamination of chlorinated alkanes |
DE1161583B (de) * | 1961-01-30 | 1964-01-23 | Licentia Gmbh | Anordnung zur Voreinstellung elektronischer Zaehlanordnungen |
DE1885077U (de) * | 1961-11-24 | 1963-12-27 | Siemens Ag | Vorrichtung zum gleichzeitigen optischen abfuehlen der informationsplaetze von lochkarten. |
US3274352A (en) * | 1964-07-06 | 1966-09-20 | Smith Corp A O | Magnetic card reader |
-
1964
- 1964-12-17 US US419028A patent/US3432627A/en not_active Expired - Lifetime
-
1965
- 1965-10-25 GB GB45058/65A patent/GB1086298A/en not_active Expired
- 1965-12-03 FR FR40759A patent/FR1468974A/fr not_active Expired
- 1965-12-04 DE DEJ29519A patent/DE1279391B/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
US3432627A (en) | 1969-03-11 |
DE1279391B (de) | 1968-10-03 |
GB1086298A (en) | 1967-10-04 |
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