FR680732A - Frame pick up device - Google Patents

Frame pick up device

Info

Publication number
FR680732A
FR680732A FR680732DA FR680732A FR 680732 A FR680732 A FR 680732A FR 680732D A FR680732D A FR 680732DA FR 680732 A FR680732 A FR 680732A
Authority
FR
France
Prior art keywords
frame pick
pick
frame
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)
Inventor
Andre-Marie-Bernard Charlin
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 filed Critical
Application granted granted Critical
Publication of FR680732A publication Critical patent/FR680732A/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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR680732D 1929-08-23 1929-08-23 Frame pick up device Expired FR680732A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR680732T 1929-08-23

Publications (1)

Publication Number Publication Date
FR680732A true FR680732A (en) 1930-05-05

Family

ID=9022435

Family Applications (1)

Application Number Title Priority Date Filing Date
FR680732D Expired FR680732A (en) 1929-08-23 1929-08-23 Frame pick up device

Country Status (1)

Country Link
FR (1) FR680732A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE753499C (en) * 1940-01-25 1951-08-06 Rudolf Steinborn Electrodynamic pickup

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE753499C (en) * 1940-01-25 1951-08-06 Rudolf Steinborn Electrodynamic pickup

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