BE338802A - - Google Patents

Info

Publication number: BE338802A
Authority: BE; Belgium

Application number

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.)

1925-12-17

Publication of BE338802A publication Critical patent/BE338802A/xx

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R11/00—Transducers of moving-armature or moving-core type
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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)

BE338802D 1925-12-17 BE338802A (cg-RX-API-DMAC7.html)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR620656T		1925-12-17

Publications (1)

Publication Number	Publication Date
BE338802A true BE338802A (cg-RX-API-DMAC7.html)

Family

ID=8984538

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE338802D BE338802A (cg-RX-API-DMAC7.html)	1925-12-17

Country Status (2)

Country	Link
BE (1)	BE338802A (cg-RX-API-DMAC7.html)
FR (2)	FR620656A (cg-RX-API-DMAC7.html)

0
- BE BE338802D patent/BE338802A/xx unknown
- FR FR34520D patent/FR34520E/fr not_active Expired
1925
- 1925-12-17 FR FR620656D patent/FR620656A/fr not_active Expired

Also Published As

Publication number	Publication date
FR34520E (cg-RX-API-DMAC7.html)	1929-09-12
FR620656A (fr)	1927-04-27

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