NL6901191A - - Google Patents

Info

Publication number
NL6901191A
NL6901191A NL6901191A NL6901191A NL6901191A NL 6901191 A NL6901191 A NL 6901191A NL 6901191 A NL6901191 A NL 6901191A NL 6901191 A NL6901191 A NL 6901191A NL 6901191 A NL6901191 A NL 6901191A
Authority
NL
Netherlands
Application number
NL6901191A
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 NL6901191A publication Critical patent/NL6901191A/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
    • H04R17/005—Piezoelectric transducers; Electrostrictive transducers using a piezoelectric polymer
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R23/00—Transducers other than those covered by groups H04R9/00 - H04R21/00
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S310/00—Electrical generator or motor structure
    • Y10S310/80—Piezoelectric polymers, e.g. PVDF

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
NL6901191A 1968-01-25 1969-01-24 NL6901191A (en, 2012)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP403368 1968-01-25

Publications (1)

Publication Number Publication Date
NL6901191A true NL6901191A (en, 2012) 1969-07-29

Family

ID=11573635

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6901191A NL6901191A (en, 2012) 1968-01-25 1969-01-24

Country Status (6)

Country Link
US (1) US3832580A (en, 2012)
CH (1) CH518668A (en, 2012)
DE (2) DE1902849C3 (en, 2012)
FR (1) FR2000770A1 (en, 2012)
GB (1) GB1260387A (en, 2012)
NL (1) NL6901191A (en, 2012)

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Also Published As

Publication number Publication date
FR2000770A1 (en, 2012) 1969-09-12
DE1967130C2 (de) 1982-04-01
DE1902849C3 (de) 1978-06-29
US3832580A (en) 1974-08-27
GB1260387A (en) 1972-01-19
CH518668A (fr) 1972-01-31
DE1902849A1 (de) 1969-09-11
DE1902849B2 (de) 1977-10-20

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