ES351448A1 - Un transductor de bobina movil. - Google Patents

Un transductor de bobina movil.

Info

Publication number: ES351448A1
Authority: ES; Spain
Prior art keywords: housing; soft iron; cover; attached; plastics
Prior art date: 1967-03-10
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

ES351448A

Other languages

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.)

Nokia Spain SA

Original Assignee

Alcatel Espana SA

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.)

1967-03-10

Filing date

1968-03-09

Publication date

1969-06-01

1968-03-09 Application filed by Alcatel Espana SA filed Critical Alcatel Espana SA

1969-06-01 Publication of ES351448A1 publication Critical patent/ES351448A1/es

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/10—Telephone receivers

Landscapes

Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Acoustics & Sound (AREA)
Signal Processing (AREA)
Telephone Set Structure (AREA)
Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)

ES351448A 1967-03-10 1968-03-09 Un transductor de bobina movil. Expired ES351448A1 (es)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB1130467A GB1206164A (en)	1967-03-10	1967-03-10	Improvements in or relating to moving coil transducers

Publications (1)

Publication Number	Publication Date
ES351448A1 true ES351448A1 (es)	1969-06-01

Family

ID=9983788

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ES351448A Expired ES351448A1 (es)	1967-03-10	1968-03-09	Un transductor de bobina movil.

Country Status (3)

Country	Link
ES (1)	ES351448A1 (es)
GB (1)	GB1206164A (es)
NL (1)	NL6803468A (es)

1967
- 1967-03-10 GB GB1130467A patent/GB1206164A/en not_active Expired
1968
- 1968-03-09 ES ES351448A patent/ES351448A1/es not_active Expired
- 1968-03-11 NL NL6803468A patent/NL6803468A/xx unknown

Also Published As

Publication number	Publication date
GB1206164A (en)	1970-09-23
NL6803468A (es)	1968-09-11

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