FR874773A - Method for extinguishing sound recordings obtained by magnetic means - Google Patents

Method for extinguishing sound recordings obtained by magnetic means

Info

Publication number
FR874773A
FR874773A FR874773DA FR874773A FR 874773 A FR874773 A FR 874773A FR 874773D A FR874773D A FR 874773DA FR 874773 A FR874773 A FR 874773A
Authority
FR
France
Prior art keywords
magnetic means
sound recordings
recordings obtained
extinguishing sound
extinguishing
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
Other languages
French (fr)
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.)
Licentia Patent Verwaltungs GmbH
Original Assignee
Licentia Patent Verwaltungs 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 Patent Verwaltungs GmbH filed Critical Licentia Patent Verwaltungs GmbH
Application granted granted Critical
Publication of FR874773A publication Critical patent/FR874773A/en
Expired legal-status Critical Current

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
    • G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • 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
    • G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • G11B5/027—Analogue recording
    • G11B5/03—Biasing
FR874773D 1940-08-31 1941-08-20 Method for extinguishing sound recordings obtained by magnetic means Expired FR874773A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE874773X 1940-08-31

Publications (1)

Publication Number Publication Date
FR874773A true FR874773A (en) 1942-08-26

Family

ID=6817003

Family Applications (1)

Application Number Title Priority Date Filing Date
FR874773D Expired FR874773A (en) 1940-08-31 1941-08-20 Method for extinguishing sound recordings obtained by magnetic means

Country Status (1)

Country Link
FR (1) FR874773A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2620403A (en) * 1948-07-10 1952-12-02 Walter C Howey Wire recording and erasing means
US2854524A (en) * 1951-01-17 1958-09-30 Philips Corp Apparatus for magnetically recording on a carrier of magnetic material

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2620403A (en) * 1948-07-10 1952-12-02 Walter C Howey Wire recording and erasing means
US2854524A (en) * 1951-01-17 1958-09-30 Philips Corp Apparatus for magnetically recording on a carrier of magnetic material

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