NL20311C - - Google Patents

Info

Publication number
NL20311C
NL20311C NL20311DA NL20311C NL 20311 C NL20311 C NL 20311C NL 20311D A NL20311D A NL 20311DA NL 20311 C NL20311 C NL 20311C
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 NL20311C publication Critical patent/NL20311C/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
    • H04R11/00—Transducers of moving-armature or moving-core type

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Reciprocating Pumps (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
NL20311D 1925-11-28 NL20311C (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US71990A US1588545A (en) 1925-11-28 1925-11-28 Electromagnetic driver

Publications (1)

Publication Number Publication Date
NL20311C true NL20311C (enrdf_load_stackoverflow)

Family

ID=22104871

Family Applications (1)

Application Number Title Priority Date Filing Date
NL20311D NL20311C (enrdf_load_stackoverflow) 1925-11-28

Country Status (3)

Country Link
US (1) US1588545A (enrdf_load_stackoverflow)
GB (1) GB257203A (enrdf_load_stackoverflow)
NL (1) NL20311C (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
US1588545A (en) 1926-06-15
GB257203A (en) 1926-08-26

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