FR2195886A1 - - Google Patents

Info

Publication number
FR2195886A1
FR2195886A1 FR7328349A FR7328349A FR2195886A1 FR 2195886 A1 FR2195886 A1 FR 2195886A1 FR 7328349 A FR7328349 A FR 7328349A FR 7328349 A FR7328349 A FR 7328349A FR 2195886 A1 FR2195886 A1 FR 2195886A1
Authority
FR
France
Legal status (The legal status 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 status listed.)
Granted
Application number
FR7328349A
Other languages
French (fr)
Other versions
FR2195886B1 (th
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 by Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of FR2195886A1 publication Critical patent/FR2195886A1/fr
Application granted granted Critical
Publication of FR2195886B1 publication Critical patent/FR2195886B1/fr
Expired legal-status Critical Current

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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Ceramic Engineering (AREA)
  • Computer Hardware Design (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Pressure Sensors (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
FR7328349A 1972-08-07 1973-08-02 Expired FR2195886B1 (th)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1024372A SE361805B (th) 1972-08-07 1972-08-07

Publications (2)

Publication Number Publication Date
FR2195886A1 true FR2195886A1 (th) 1974-03-08
FR2195886B1 FR2195886B1 (th) 1977-02-25

Family

ID=20291981

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7328349A Expired FR2195886B1 (th) 1972-08-07 1973-08-02

Country Status (11)

Country Link
JP (1) JPS4946731A (th)
AU (1) AU5833073A (th)
CA (1) CA1002652A (th)
CH (1) CH572694A5 (th)
DE (1) DE2338767A1 (th)
ES (1) ES417612A1 (th)
FR (1) FR2195886B1 (th)
GB (1) GB1434084A (th)
IT (1) IT993669B (th)
NL (1) NL7310287A (th)
SE (1) SE361805B (th)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2525062A1 (fr) * 1982-04-13 1983-10-14 Kureha Chemical Ind Co Ltd Microphone de transmission

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5265039A (en) * 1975-11-19 1977-05-30 Fuji Robin Kk Combine
JPS5265038A (en) * 1975-11-19 1977-05-30 Fuji Robin Kk Combine
JPS5265035A (en) * 1975-11-19 1977-05-30 Fuji Robin Kk Combine
DE3442888C2 (de) * 1983-12-05 1993-10-28 Sandoz Ag Sulfatierte, gegebenenfalls sulfonierte, oxalkylierte Alkylphenol-Formaldehyd-Kondensationsprodukte, Verfahren zu deren Herstellung und deren Verwendung als Färbereihilfsmittel

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1563791A (th) * 1967-01-06 1969-04-18
FR2035960A7 (th) * 1969-03-28 1970-12-24 Licentia Gmbh
GB1234852A (en) * 1968-04-16 1971-06-09 Marconi Co Ltd Improvements in or relating to semi-conductor transducers
US3585462A (en) * 1968-11-13 1971-06-15 Sprague Electric Co Semiconductive magnetic transducer
DE2000253A1 (de) * 1970-01-05 1971-07-15 Licentia Gmbh Magnettransistor

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1563791A (th) * 1967-01-06 1969-04-18
GB1234852A (en) * 1968-04-16 1971-06-09 Marconi Co Ltd Improvements in or relating to semi-conductor transducers
US3585462A (en) * 1968-11-13 1971-06-15 Sprague Electric Co Semiconductive magnetic transducer
FR2035960A7 (th) * 1969-03-28 1970-12-24 Licentia Gmbh
DE2000253A1 (de) * 1970-01-05 1971-07-15 Licentia Gmbh Magnettransistor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2525062A1 (fr) * 1982-04-13 1983-10-14 Kureha Chemical Ind Co Ltd Microphone de transmission

Also Published As

Publication number Publication date
GB1434084A (en) 1976-04-28
NL7310287A (th) 1974-02-11
CA1002652A (en) 1976-12-28
JPS4946731A (th) 1974-05-04
IT993669B (it) 1975-09-30
SE361805B (th) 1973-11-12
DE2338767A1 (de) 1974-02-21
CH572694A5 (th) 1976-02-13
ES417612A1 (es) 1976-06-01
AU5833073A (en) 1975-01-23
FR2195886B1 (th) 1977-02-25

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Legal Events

Date Code Title Description
ST Notification of lapse