FR2167925B1 - - Google Patents

Info

Publication number
FR2167925B1
FR2167925B1 FR7300820A FR7300820A FR2167925B1 FR 2167925 B1 FR2167925 B1 FR 2167925B1 FR 7300820 A FR7300820 A FR 7300820A FR 7300820 A FR7300820 A FR 7300820A FR 2167925 B1 FR2167925 B1 FR 2167925B1
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.)
Expired
Application number
FR7300820A
Other languages
French (fr)
Other versions
FR2167925A1 (ja
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.)
Nortel Networks Technology Corp
Original Assignee
Bell Canada Northern Electric Research Ltd
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 Bell Canada Northern Electric Research Ltd filed Critical Bell Canada Northern Electric Research Ltd
Publication of FR2167925A1 publication Critical patent/FR2167925A1/fr
Application granted granted Critical
Publication of FR2167925B1 publication Critical patent/FR2167925B1/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
    • 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)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
FR7300820A 1972-01-12 1973-01-11 Expired FR2167925B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA132,299A CA957064A (en) 1972-01-12 1972-01-12 Linkage arrangement in a pivoting armature transducer

Publications (2)

Publication Number Publication Date
FR2167925A1 FR2167925A1 (ja) 1973-08-24
FR2167925B1 true FR2167925B1 (ja) 1980-03-14

Family

ID=4092040

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7300820A Expired FR2167925B1 (ja) 1972-01-12 1973-01-11

Country Status (6)

Country Link
JP (1) JPS5532080B2 (ja)
CA (1) CA957064A (ja)
DE (1) DE2242756C3 (ja)
FR (1) FR2167925B1 (ja)
GB (1) GB1401520A (ja)
SE (1) SE385077B (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10592064B2 (en) 2013-09-17 2020-03-17 Amazon Technologies, Inc. Approaches for three-dimensional object display used in content navigation

Also Published As

Publication number Publication date
GB1401520A (en) 1975-07-16
JPS5532080B2 (ja) 1980-08-22
DE2242756B2 (de) 1980-02-14
SE385077B (sv) 1976-05-31
DE2242756A1 (de) 1973-07-19
JPS4886521A (ja) 1973-11-15
CA957064A (en) 1974-10-29
FR2167925A1 (ja) 1973-08-24
DE2242756C3 (de) 1980-10-09

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Legal Events

Date Code Title Description
CD Change of name or company name
ST Notification of lapse