CH212669A - Den Magnetogrammträger einseitig berührender Löschkopf für Geräte zur magnetischen Schallaufzeichnung. - Google Patents

Den Magnetogrammträger einseitig berührender Löschkopf für Geräte zur magnetischen Schallaufzeichnung.

Info

Publication number
CH212669A
CH212669A CH212669DA CH212669A CH 212669 A CH212669 A CH 212669A CH 212669D A CH212669D A CH 212669DA CH 212669 A CH212669 A CH 212669A
Authority
CH
Switzerland
Prior art keywords
devices
sound recording
erase head
sided contact
magnetic sound
Prior art date
Application number
Other languages
English (en)
Inventor
Haftung Licentia Beschraenkter
Original Assignee
Licentia Gmbh
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 Licentia Gmbh filed Critical Licentia Gmbh
Publication of CH212669A publication Critical patent/CH212669A/de

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S29/00—Metal working
    • Y10S29/028—Magnetic recording digest

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Heads (AREA)
CH212669D 1938-08-24 1939-08-19 Den Magnetogrammträger einseitig berührender Löschkopf für Geräte zur magnetischen Schallaufzeichnung. CH212669A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE212669X 1938-08-24

Publications (1)

Publication Number Publication Date
CH212669A true CH212669A (de) 1940-12-15

Family

ID=5809258

Family Applications (1)

Application Number Title Priority Date Filing Date
CH212669D CH212669A (de) 1938-08-24 1939-08-19 Den Magnetogrammträger einseitig berührender Löschkopf für Geräte zur magnetischen Schallaufzeichnung.

Country Status (4)

Country Link
US (1) US2210770A (de)
CH (1) CH212669A (de)
FR (1) FR859259A (de)
NL (1) NL53432C (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2427421A (en) * 1940-06-22 1947-09-16 Rieber Frank Apparatus and method for making and analyzing geophysical records
US2425857A (en) * 1943-09-24 1947-08-19 Walter C Barnes Apparatus for detecting flaws in rails
US2532803A (en) * 1945-01-09 1950-12-05 Gen Electric Magnetic recording, reproducing, and erasing apparatus
US2428002A (en) * 1945-03-09 1947-09-30 Edward L Barrett Wire type recording and reproducing apparatus
US2535481A (en) * 1946-10-15 1950-12-26 Brush Dev Co Demagnetizing apparatus for magnetic recorders
US2536029A (en) * 1946-12-05 1951-01-02 Armour Res Found Magnetic record member
US2655561A (en) * 1948-08-09 1953-10-13 Lawrence H Connell Apparatus for magnetic recording
US2666813A (en) * 1949-01-12 1954-01-19 Armour Res Found Magnetic duplicating method and means
US2635149A (en) * 1949-12-03 1953-04-14 Wilcox Gay Corp Erasing means for magnetic recorders
GB900652A (en) * 1957-11-06 1962-07-11 Emi Ltd Improvements in or relating to magnetic transducing heads
US3117065A (en) * 1959-09-02 1964-01-07 Magnetic Film And Tape Company Method and apparatus for making magnetic recording tape
US4043297A (en) * 1973-11-17 1977-08-23 Basf Aktiengesellschaft Device for the magnetic orientation of magnetic recording media

Also Published As

Publication number Publication date
US2210770A (en) 1940-08-06
NL53432C (de) 1900-01-01
FR859259A (fr) 1940-12-14

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