LU56089A1 - - Google Patents

Info

Publication number
LU56089A1
LU56089A1 LU56089DA LU56089A1 LU 56089 A1 LU56089 A1 LU 56089A1 LU 56089D A LU56089D A LU 56089DA LU 56089 A1 LU56089 A1 LU 56089A1
Authority
LU
Luxembourg
Application number
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
Publication of LU56089A1 publication Critical patent/LU56089A1/xx

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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception

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)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
LU56089D 1967-05-16 1968-05-15 LU56089A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US63887867A 1967-05-16 1967-05-16

Publications (1)

Publication Number Publication Date
LU56089A1 true LU56089A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1969-02-10

Family

ID=24561824

Family Applications (1)

Application Number Title Priority Date Filing Date
LU56089D LU56089A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1967-05-16 1968-05-15

Country Status (8)

Country Link
JP (1) JPS4813441B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE715072A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH494514A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE1762265A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR1575802A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1234273A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
LU (1) LU56089A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL164721C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001245390A (ja) * 2000-02-29 2001-09-07 Star Micronics Co Ltd 電気音響変換器
CN104754439A (zh) * 2015-04-21 2015-07-01 苏州亿欧得电子有限公司 一种低频性能良好的受话器
WO2017212698A1 (ja) * 2016-06-09 2017-12-14 アルプス電気株式会社 発音装置

Also Published As

Publication number Publication date
GB1234273A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1971-06-03
CH494514A (fr) 1970-07-31
NL6806874A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1968-11-18
DE1762265B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1971-01-28
JPS4813441B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-04-27
BE715072A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1968-11-13
DE1762265A1 (de) 1970-04-16
NL164721C (nl) 1981-01-15
FR1575802A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1969-07-25

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