BE345155A - - Google Patents

Info

Publication number
BE345155A
BE345155A BE345155DA BE345155A BE 345155 A BE345155 A BE 345155A BE 345155D A BE345155D A BE 345155DA BE 345155 A BE345155 A BE 345155A
Authority
BE
Belgium
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.)
Publication of BE345155A publication Critical patent/BE345155A/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
    • H04R19/00—Electrostatic transducers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
BE345155D 1926-10-20 BE345155A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US142790A US1722347A (en) 1926-10-20 1926-10-20 Acoustic apparatus

Publications (1)

Publication Number Publication Date
BE345155A true BE345155A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=22501288

Family Applications (1)

Application Number Title Priority Date Filing Date
BE345155D BE345155A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1926-10-20

Country Status (6)

Country Link
US (1) US1722347A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE345155A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE519901C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR639320A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB279390A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL22541C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2500643A (en) * 1946-12-07 1950-03-14 Bell Telephone Labor Inc Condenser transducer independent of ambient atmospheric conditions
JPS5121791B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1972-08-04 1976-07-05

Also Published As

Publication number Publication date
NL22541C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
US1722347A (en) 1929-07-30
FR639320A (fr) 1928-06-19
DE519901C (de) 1931-03-06
GB279390A (en) 1928-10-22

Similar Documents

Publication Publication Date Title
FR34435E (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR609567A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR599464A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AT109105B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR606699A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AT108096B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AT112354B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AT112305B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE332825A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE269774A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE331638A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE341783A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE333438A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE333319A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE333235A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE333218A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE333187A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE333183A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE333173A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE374146A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL22541C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL20555C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE333060A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE264164A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE270782A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)