NL249846A - - Google Patents

Info

Publication number
NL249846A
NL249846A NL249846DA NL249846A NL 249846 A NL249846 A NL 249846A NL 249846D A NL249846D A NL 249846DA NL 249846 A NL249846 A NL 249846A
Authority
NL
Netherlands
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 NL249846A publication Critical patent/NL249846A/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
    • H04R17/08—Gramophone pick-ups using a stylus; Recorders using a stylus signals being recorded or played back by vibration of a stylus in two orthogonal directions simultaneously

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Particle Formation And Scattering Control In Inkjet Printers (AREA)
NL249846D 1960-03-26 NL249846A (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL249846 1960-03-26

Publications (1)

Publication Number Publication Date
NL249846A true NL249846A (enrdf_load_html_response)

Family

ID=19752247

Family Applications (1)

Application Number Title Priority Date Filing Date
NL249846D NL249846A (enrdf_load_html_response) 1960-03-26

Country Status (3)

Country Link
CH (1) CH397264A (enrdf_load_html_response)
NL (1) NL249846A (enrdf_load_html_response)
OA (1) OA00970A (enrdf_load_html_response)

Also Published As

Publication number Publication date
OA00970A (fr) 1968-08-07
CH397264A (de) 1965-08-15

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