FR722694A - Electric reader for talking machines - Google Patents

Electric reader for talking machines

Info

Publication number
FR722694A
FR722694A FR722694DA FR722694A FR 722694 A FR722694 A FR 722694A FR 722694D A FR722694D A FR 722694DA FR 722694 A FR722694 A FR 722694A
Authority
FR
France
Prior art keywords
talking machines
electric reader
reader
electric
talking
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR722694A publication Critical patent/FR722694A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R11/00—Transducers of moving-armature or moving-core type
    • H04R11/08—Gramophone pick-ups using a stylus; Recorders using a stylus
FR722694D 1930-09-10 1931-09-08 Electric reader for talking machines Expired FR722694A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL722694X 1930-09-10

Publications (1)

Publication Number Publication Date
FR722694A true FR722694A (en) 1932-03-23

Family

ID=1544849

Family Applications (1)

Application Number Title Priority Date Filing Date
FR722694D Expired FR722694A (en) 1930-09-10 1931-09-08 Electric reader for talking machines

Country Status (1)

Country Link
FR (1) FR722694A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1077448B (en) * 1955-06-29 1960-03-10 Electroacustic Gmbh Electromagnetic pickup

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1077448B (en) * 1955-06-29 1960-03-10 Electroacustic Gmbh Electromagnetic pickup

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