BE345853A - - Google Patents

Info

Publication number
BE345853A
BE345853A BE345853DA BE345853A BE 345853 A BE345853 A BE 345853A BE 345853D A BE345853D A BE 345853DA BE 345853 A BE345853 A BE 345853A
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 BE345853A publication Critical patent/BE345853A/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
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H04R17/04—Gramophone pick-ups using a stylus; Recorders using a stylus

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
BE345853D 1926-10-02 BE345853A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB24425/26A GB282906A (en) 1926-10-02 1926-10-02 Improvements in or relating to means for recording or reproducing sound

Publications (1)

Publication Number Publication Date
BE345853A true BE345853A (enrdf_load_stackoverflow)

Family

ID=10211533

Family Applications (1)

Application Number Title Priority Date Filing Date
BE345853D BE345853A (enrdf_load_stackoverflow) 1926-10-02

Country Status (4)

Country Link
US (1) US1737253A (enrdf_load_stackoverflow)
BE (1) BE345853A (enrdf_load_stackoverflow)
FR (1) FR641562A (enrdf_load_stackoverflow)
GB (1) GB282906A (enrdf_load_stackoverflow)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2564136A (en) * 1943-03-04 1951-08-14 Hartford Nat Bank & Trust Co Corundum crystal recording or reproducing member
US2577149A (en) * 1947-07-18 1951-12-04 Union Carbide & Carbon Corp Corundum phonograph needle and sound reproducing apparatus embodying same
US2564054A (en) * 1947-10-10 1951-08-14 Magnavox Co Phonograph pickup and mechanical motion converting system therefor
US3409904A (en) * 1966-12-20 1968-11-05 Motorola Inc Printer having piezoelectric crystal printing means
DE1574489B2 (de) * 1968-02-13 1971-07-01 lelefunken Patentverwertungsgesell schaft mbH, 7900 Ulm, Teldec Telefunken Decca Schallplatten GmbH, 2000 Hamburg Speicher und wiedergabeanordnung sowie abtaster fuer diese wiedergabeanordnung
CH554578A (de) * 1971-06-12 1974-09-30 Benz Ernst Tonabnehmer-nadel.
US3805100A (en) * 1972-01-22 1974-04-16 Ted Bildplatten Piezoelectric record cutting stylus
JPS6196423A (ja) * 1984-10-17 1986-05-15 Fuji Photo Film Co Ltd 振動測定用ヘッド

Also Published As

Publication number Publication date
FR641562A (fr) 1928-08-07
GB282906A (en) 1928-01-02
US1737253A (en) 1929-11-26

Similar Documents

Publication Publication Date Title
FR599862A (enrdf_load_stackoverflow)
FR602660A (enrdf_load_stackoverflow)
AT108096B (enrdf_load_stackoverflow)
AT109105B (enrdf_load_stackoverflow)
AT112305B (enrdf_load_stackoverflow)
BE332825A (enrdf_load_stackoverflow)
BE331680A (enrdf_load_stackoverflow)
BE332738A (enrdf_load_stackoverflow)
NL21733C (enrdf_load_stackoverflow)
BE343008A (enrdf_load_stackoverflow)
BE340873A (enrdf_load_stackoverflow)
BE336039A (enrdf_load_stackoverflow)
BE335832A (enrdf_load_stackoverflow)
BE333438A (enrdf_load_stackoverflow)
BE333319A (enrdf_load_stackoverflow)
BE333235A (enrdf_load_stackoverflow)
BE333218A (enrdf_load_stackoverflow)
BE333187A (enrdf_load_stackoverflow)
BE333183A (enrdf_load_stackoverflow)
BE333173A (enrdf_load_stackoverflow)
BE333060A (enrdf_load_stackoverflow)
BE331638A (enrdf_load_stackoverflow)
BE345853A (enrdf_load_stackoverflow)
BE333005A (enrdf_load_stackoverflow)
BE333025A (enrdf_load_stackoverflow)