FR713713A - Electromagnetic dictation machine - Google Patents

Electromagnetic dictation machine

Info

Publication number
FR713713A
FR713713A FR713713DA FR713713A FR 713713 A FR713713 A FR 713713A FR 713713D A FR713713D A FR 713713DA FR 713713 A FR713713 A FR 713713A
Authority
FR
France
Prior art keywords
electromagnetic
dictation machine
dictation
machine
electromagnetic dictation
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.)
TELEGRAPHIE PATENT SYNDIKAT
Original Assignee
TELEGRAPHIE PATENT SYNDIKAT
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 TELEGRAPHIE PATENT SYNDIKAT filed Critical TELEGRAPHIE PATENT SYNDIKAT
Application granted granted Critical
Publication of FR713713A publication Critical patent/FR713713A/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
FR713713D 1930-02-12 1930-02-15 Electromagnetic dictation machine Expired FR713713A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE713713X 1930-02-12

Publications (1)

Publication Number Publication Date
FR713713A true FR713713A (en) 1931-10-31

Family

ID=6624200

Family Applications (1)

Application Number Title Priority Date Filing Date
FR713713D Expired FR713713A (en) 1930-02-12 1930-02-15 Electromagnetic dictation machine

Country Status (1)

Country Link
FR (1) FR713713A (en)

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