NL3740C - - Google Patents

Info

Publication number
NL3740C
NL3740C NL3740DA NL3740C NL 3740 C NL3740 C NL 3740C NL 3740D A NL3740D A NL 3740DA NL 3740 C NL3740 C NL 3740C
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 NL3740C publication Critical patent/NL3740C/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
    • H04R23/00—Transducers other than those covered by groups H04R9/00 - H04R21/00
    • H04R23/002—Transducers other than those covered by groups H04R9/00 - H04R21/00 using electrothermic-effect transducer

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Communication Cables (AREA)
  • Thermotherapy And Cooling Therapy Devices (AREA)
NL3740D 1917-03-27 NL3740C (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL114418X 1917-03-27

Publications (1)

Publication Number Publication Date
NL3740C true NL3740C (enrdf_load_stackoverflow)

Family

ID=32294140

Family Applications (1)

Application Number Title Priority Date Filing Date
NL3740D NL3740C (enrdf_load_stackoverflow) 1917-03-27

Country Status (4)

Country Link
DE (1) DE314664C (enrdf_load_stackoverflow)
FR (1) FR488967A (enrdf_load_stackoverflow)
GB (1) GB114418A (enrdf_load_stackoverflow)
NL (1) NL3740C (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
FR488967A (fr) 1918-12-03
GB114418A (en) 1918-04-18
DE314664C (enrdf_load_stackoverflow)

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