NL22655C - - Google Patents

Info

Publication number
NL22655C
NL22655C NL36042A NL36042A NL22655C NL 22655 C NL22655 C NL 22655C NL 36042 A NL36042 A NL 36042A NL 36042 A NL36042 A NL 36042A NL 22655 C NL22655 C NL 22655C
Authority
NL
Netherlands
Application number
NL36042A
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
Priority to NL36042A priority Critical patent/NL22655C/xx
Priority to GB5879/27A priority patent/GB291166A/en
Priority to FR630655D priority patent/FR630655A/fr
Priority to DEN27055D priority patent/DE471236C/de
Priority to US240571A priority patent/US1820943A/en
Application granted granted Critical
Publication of NL22655C publication Critical patent/NL22655C/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, Oscillating Or Vibrating Motors (AREA)
  • Vibration Prevention Devices (AREA)
  • Electromagnets (AREA)
NL36042A 1927-02-18 1927-02-18 NL22655C (enrdf_load_html_response)

Priority Applications (5)

Application Number Priority Date Filing Date Title
NL36042A NL22655C (enrdf_load_html_response) 1927-02-18 1927-02-18
GB5879/27A GB291166A (en) 1927-02-18 1927-03-02 Improvements in or relating to devices for converting electric oscillations into mechanical vibrations, such as telephones
FR630655D FR630655A (fr) 1927-02-18 1927-03-10 Dispositif destiné à la transformation d'oscillations électriques en vibrations mécaniques
DEN27055D DE471236C (de) 1927-02-18 1927-03-13 Vorrichtung zur Umwandlung elektrischer Schwingungen in mechanische Schwingungen
US240571A US1820943A (en) 1927-02-18 1927-12-16 Device for converting electric oscillations into mechanical vibrations

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL36042A NL22655C (enrdf_load_html_response) 1927-02-18 1927-02-18

Publications (1)

Publication Number Publication Date
NL22655C true NL22655C (enrdf_load_html_response) 1930-09-15

Family

ID=26240223

Family Applications (1)

Application Number Title Priority Date Filing Date
NL36042A NL22655C (enrdf_load_html_response) 1927-02-18 1927-02-18

Country Status (5)

Country Link
US (1) US1820943A (enrdf_load_html_response)
DE (1) DE471236C (enrdf_load_html_response)
FR (1) FR630655A (enrdf_load_html_response)
GB (1) GB291166A (enrdf_load_html_response)
NL (1) NL22655C (enrdf_load_html_response)

Also Published As

Publication number Publication date
FR630655A (fr) 1927-12-07
DE471236C (de) 1929-02-08
US1820943A (en) 1931-09-01
GB291166A (en) 1928-05-31

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