FR1069371A - Small electromagnetic receiver, preferably for the hard of hearing - Google Patents

Small electromagnetic receiver, preferably for the hard of hearing

Info

Publication number
FR1069371A
FR1069371A FR1069371DA FR1069371A FR 1069371 A FR1069371 A FR 1069371A FR 1069371D A FR1069371D A FR 1069371DA FR 1069371 A FR1069371 A FR 1069371A
Authority
FR
France
Prior art keywords
hearing
hard
electromagnetic receiver
small electromagnetic
small
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
Paul Friedrich Warning
Wolfgang Martini
Pascal Vetterlein
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.)
LAB WENNEBOSTEL DR ING SENNHEI
Original Assignee
LAB WENNEBOSTEL DR ING SENNHEI
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 LAB WENNEBOSTEL DR ING SENNHEI filed Critical LAB WENNEBOSTEL DR ING SENNHEI
Application granted granted Critical
Publication of FR1069371A publication Critical patent/FR1069371A/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
    • H04R11/06—Telephone receivers

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
FR1069371D 1951-12-31 1952-12-30 Small electromagnetic receiver, preferably for the hard of hearing Expired FR1069371A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE730233X 1951-12-31

Publications (1)

Publication Number Publication Date
FR1069371A true FR1069371A (en) 1954-07-07

Family

ID=6636381

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1069371D Expired FR1069371A (en) 1951-12-31 1952-12-30 Small electromagnetic receiver, preferably for the hard of hearing

Country Status (2)

Country Link
FR (1) FR1069371A (en)
GB (1) GB730233A (en)

Also Published As

Publication number Publication date
GB730233A (en) 1955-05-18

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