BE531866A - - Google Patents

Info

Publication number: BE531866A
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.)

1953-09-17

Publication of BE531866A publication Critical patent/BE531866A/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
- H04R17/00—Piezoelectric transducers; Electrostrictive transducers
- H04R17/04—Gramophone pick-ups using a stylus; Recorders using a stylus
- H04R17/06—Gramophone pick-ups using a stylus; Recorders using a stylus comprising two or more styli or transducers

Landscapes

Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Acoustics & Sound (AREA)
Signal Processing (AREA)
Facsimile Scanning Arrangements (AREA)
Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Moving Of Heads (AREA)

BE531866D 1953-09-17 BE531866A (xx)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL323037X		1953-09-17

Publications (1)

Publication Number	Publication Date
BE531866A true BE531866A (xx)

Family

ID=19784069

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE531866D BE531866A (xx)	1953-09-17

Country Status (6)

Country	Link
US (1)	US3051495A (xx)
BE (1)	BE531866A (xx)
CH (1)	CH323037A (xx)
DE (1)	DE1003966B (xx)
FR (1)	FR1108245A (xx)
GB (1)	GB755801A (xx)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3245690A (en) *	1963-09-18	1966-04-12	Dorothea M Weitzner	Adjustable multi-needle tone arm for phonograph records
US4194744A (en) *	1978-02-01	1980-03-25	Shure Brothers, Incorporated	Phonograph pick-up transducer using a one-piece bearing and inertial damper fabricated from different materials

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2554209A (en) *	1945-12-29	1951-05-22	Gen Electric	Dual stylus phonograph pickup for multispeed record players
US2658763A (en) *	1948-07-31	1953-11-10	Rca Corp	Phonograph pickup device and the like
US2601126A (en) *	1948-11-04	1952-06-17	Astatic Corp	Universal phonograph tone arm
US2586362A (en) *	1949-03-11	1952-02-19	Magnavox Co	Dual point phonograph pickup stylus
US2639156A (en) *	1949-10-29	1953-05-19	Gen Electric	Double-twist phonograph stylus assembly

0
- BE BE531866D patent/BE531866A/xx unknown
1954
- 1954-09-01 US US453529A patent/US3051495A/en not_active Expired - Lifetime
- 1954-09-14 GB GB26613/54A patent/GB755801A/en not_active Expired
- 1954-09-15 FR FR1108245D patent/FR1108245A/fr not_active Expired
- 1954-09-15 CH CH323037D patent/CH323037A/de unknown
- 1954-09-15 DE DEN9480A patent/DE1003966B/de active Pending

Also Published As

Publication number	Publication date
FR1108245A (fr)	1956-01-10
US3051495A (en)	1962-08-28
DE1003966B (de)	1957-03-07
GB755801A (en)	1956-08-29
CH323037A (de)	1957-07-15

Publication	Publication Date	Title
DE1049692B (xx)
AT191364A (xx)	1957-08-26
BE517130A (xx)	1953-02-14
AT191140B (xx)	1957-08-10
AT191238B (xx)	1957-08-10
AT199365B (xx)	1958-08-25
AT194824B (xx)	1958-01-25
AT195400B (xx)	1958-01-25
AT196785B (xx)	1958-03-25
AT197771B (xx)	1958-05-27
AT195162B (xx)	1958-01-25
AT199317B (xx)	1958-08-25
FR58034E (xx)	1953-09-21
AT205166B (xx)	1959-09-10
AT213751B (xx)	1961-02-27
AT194372B (xx)	1958-01-10
BE516823A (xx)
BE476906A (xx)
BE517254A (xx)
BE517192A (xx)
BE51713A (xx)
BE517318A (xx)
BE516895A (xx)
BE513609A (xx)
BE516806A (xx)	1954-11-12