BE367006A - - Google Patents

Info

Publication number: BE367006A
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.)

1929-01-28

Publication of BE367006A publication Critical patent/BE367006A/xx

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
- H04R9/06—Loudspeakers

Landscapes

Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Acoustics & Sound (AREA)
Signal Processing (AREA)
Magnetically Actuated Valves (AREA)

BE367006D 1929-01-28 BE367006A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB288429A GB326296A (en)	1929-01-28	1929-01-28	Improvements relating to sound reproducers

Publications (1)

Publication Number	Publication Date
BE367006A true BE367006A (en)

Family

ID=9747810

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE367006D BE367006A (en)	1929-01-28

Country Status (3)

Country	Link
BE (1)	BE367006A (en)
FR (1)	FR688455A (en)
GB (1)	GB326296A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2479072A (en) *	1942-11-30	1949-08-16	Lee Royal	Electrical apparatus
US2706245A (en) *	1950-02-24	1955-04-12	Joseph L Miller	Electromagnetic transducer-detector
US2791972A (en) *	1951-10-15	1957-05-14	Gilbert Co A C	Vibrator excited loud speaker for toys

0
- BE BE367006D patent/BE367006A/xx unknown
1929
- 1929-01-28 GB GB288429A patent/GB326296A/en not_active Expired
1930
- 1930-01-18 FR FR688455D patent/FR688455A/en not_active Expired

Also Published As

Publication number	Publication date
FR688455A (en)	1930-08-23
GB326296A (en)	1930-03-13

Publication	Publication Date	Title
BE357721A (en)	1929-02-28
UST884565I4 (en)
FR667776A (en)	1929-10-29
FR34602E (en)	1929-09-19
BE358399A (en)
BE358514A (en)
NL38758C (en)
NL29968C (en)
NL26862C (en)
BE388484A (en)
BE372925A (en)	1930-10-31
BE371955A (en)
BE371474A (en)
BE370721A (en)
BE369029A (en)	1930-04-30
BE363647A (en)
BE362704A (en)
BE362679A (en)	1929-08-31
BE358652A (en)
BE358638A (en)
BE358565A (en)
BE358558A (en)
BE358473A (en)
BE345203A (en)
BE358294A (en)