BE620565A - - Google Patents

Info

Publication number
BE620565A
BE620565A BE620565DA BE620565A BE 620565 A BE620565 A BE 620565A BE 620565D A BE620565D A BE 620565DA BE 620565 A BE620565 A BE 620565A
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.)
Publication of BE620565A publication Critical patent/BE620565A/xx
Priority to GB2678562A priority Critical patent/GB990267A/en

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00Piezo-electric transducers; Electrostrictive transducers
    • H04R17/04Gramophone pick-ups using a stylus; Recorders using a stylus
    • H04R17/08Gramophone pick-ups using a stylus; Recorders using a stylus signals being recorded or played back by vibration of a stylus in two orthogonal directions simultaneously
BE620565D 1962-07-12 BE620565A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2678562A GB990267A (en) 1962-07-12 1962-07-12 Improvements in stereophonic pick-up devices

Publications (1)

Publication Number Publication Date
BE620565A true BE620565A (en)

Family

ID=10249161

Family Applications (1)

Application Number Title Priority Date Filing Date
BE620565D BE620565A (en) 1962-07-12

Country Status (3)

Country Link
BE (1) BE620565A (en)
GB (1) GB990267A (en)
NL (1) NL281030A (en)

Also Published As

Publication number Publication date
GB990267A (en) 1965-04-28
NL281030A (en)

Similar Documents

Publication Publication Date Title
BE621842A (en)
BE620063A (en)
BE626905A (en)
BE626514A (en)
BE623435A (en)
BE623744A (en)
BE624494A (en)
BE626825A (en)
BE626839A (en)
BE626939A (en)
BE625446A (en)
BE624184A (en)
BE626751A (en)
BE623911A (en)
BE626773A (en)
BE626899A (en)
BE626524A (en)
BE626376A (en)
BE618389A (en)
BE626797A (en)
BE609543A (en)
BE488798A (en)
BE622055A (en)
BE614403A (en)
BE626910A (en)