FR653677A - Diffuseur-haut-parleur pour t. s. f. - Google Patents

Diffuseur-haut-parleur pour t. s. f.

Info

Publication number: FR653677A
Authority: FR; France
Prior art keywords: diffuser; speaker
Prior art date: 1928-05-02
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

Other languages

Inventor

Jean-Gilbert Creus

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.)

1928-05-02

Filing date

1928-05-02

Publication date

1929-03-25

1928-05-02 Application filed filed Critical

1929-03-25 Application granted granted Critical

1929-03-25 Publication of FR653677A publication Critical patent/FR653677A/fr

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
- H04R11/00—Transducers of moving-armature or moving-core type
- H04R11/02—Loudspeakers

Landscapes

Physics & Mathematics (AREA)
Electromagnetism (AREA)
Engineering & Computer Science (AREA)
Acoustics & Sound (AREA)
Signal Processing (AREA)

FR653677D 1928-05-02 1928-05-02 Diffuseur-haut-parleur pour t. s. f. Expired FR653677A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR653677T		1928-05-02

Publications (1)

Publication Number	Publication Date
FR653677A true FR653677A (fr)	1929-03-25

Family

ID=9006006

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR653677D Expired FR653677A (fr)	1928-05-02	1928-05-02	Diffuseur-haut-parleur pour t. s. f.

Country Status (1)

Country	Link
FR (1)	FR653677A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US10631091B1 (en)	2019-02-28	2020-04-21	Google Llc	Bending actuators and panel audio loudspeakers including the same

1928
- 1928-05-02 FR FR653677D patent/FR653677A/fr not_active Expired

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US10631091B1 (en)	2019-02-28	2020-04-21	Google Llc	Bending actuators and panel audio loudspeakers including the same
WO2020176147A1 (fr) *	2019-02-28	2020-09-03	Google Llc	Actionneurs de flexion et haut-parleurs audio à panneau comprenant ceux-ci
US10993032B2 (en)	2019-02-28	2021-04-27	Google Llc	Bending actuators and panel audio loudspeakers including the same

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