NL168390B - STEREOPHONIC GRAMOPHONE RECORDER. - Google Patents

STEREOPHONIC GRAMOPHONE RECORDER.

Info

Publication number
NL168390B
NL168390B NL6905490A NL6905490A NL168390B NL 168390 B NL168390 B NL 168390B NL 6905490 A NL6905490 A NL 6905490A NL 6905490 A NL6905490 A NL 6905490A NL 168390 B NL168390 B NL 168390B
Authority
NL
Netherlands
Prior art keywords
gramophone
stereophonic
recorder
stereophonic gramophone
gramophone recorder
Prior art date
Application number
NL6905490A
Other languages
Dutch (nl)
Other versions
NL6905490A (en
NL168390C (en
Original Assignee
Pickering & Co Inc
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.)
Filing date
Publication date
Application filed by Pickering & Co Inc filed Critical Pickering & Co Inc
Publication of NL6905490A publication Critical patent/NL6905490A/xx
Publication of NL168390B publication Critical patent/NL168390B/en
Application granted granted Critical
Publication of NL168390C publication Critical patent/NL168390C/en

Links

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
    • H04R11/08—Gramophone pick-ups using a stylus; Recorders using a stylus
    • H04R11/12—Gramophone 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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Magnetic Treatment Devices (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
NL6905490A 1968-04-30 1969-04-09 STEREOPHONIC GRAMOPHONE RECORDER. NL168390C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US72545768A 1968-04-30 1968-04-30
US79492169A 1969-01-29 1969-01-29

Publications (3)

Publication Number Publication Date
NL6905490A NL6905490A (en) 1969-11-03
NL168390B true NL168390B (en) 1981-10-16
NL168390C NL168390C (en) 1982-03-16

Family

ID=27111143

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6905490A NL168390C (en) 1968-04-30 1969-04-09 STEREOPHONIC GRAMOPHONE RECORDER.

Country Status (8)

Country Link
JP (1) JPS5425401B1 (en)
BE (1) BE732277A (en)
CH (1) CH510923A (en)
DE (1) DE1921927B2 (en)
DK (1) DK129610B (en)
FR (1) FR2007302A1 (en)
GB (1) GB1245031A (en)
NL (1) NL168390C (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3646279A (en) * 1970-12-07 1972-02-29 Pickering & Co Inc Induced magnetic moving iron stereophonic phonograph pickup with replaceable stylus assembly and one common pole piece
DE3228299A1 (en) * 1982-07-29 1984-02-02 Philips Patentverwaltung Gmbh, 2000 Hamburg CARTRIDGES FOR READING INFORMATION FROM THE ROLL OF A ROTATING INFORMATION CARRIER DISK
FR3138127A1 (en) 2022-07-20 2024-01-26 Philippe BERTHELOT Food packaging that can be dismantled after use to be washed and returned to its original state and its cleaning process using a machine or automated industrial equipment

Also Published As

Publication number Publication date
BE732277A (en) 1969-10-29
DE1921927C3 (en) 1980-10-16
DK129610C (en) 1975-05-05
NL6905490A (en) 1969-11-03
NL168390C (en) 1982-03-16
GB1245031A (en) 1971-09-02
CH510923A (en) 1971-07-31
DE1921927A1 (en) 1969-11-20
JPS5425401B1 (en) 1979-08-28
FR2007302A1 (en) 1970-01-02
DK129610B (en) 1974-10-28
DE1921927B2 (en) 1980-02-07

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee