AT344415B - NEEDLE UNIT FOR GROOVE SCANNING AND / OR CUTTING DEVICES - Google Patents

NEEDLE UNIT FOR GROOVE SCANNING AND / OR CUTTING DEVICES

Info

Publication number
AT344415B
AT344415B AT242175A AT242175A AT344415B AT 344415 B AT344415 B AT 344415B AT 242175 A AT242175 A AT 242175A AT 242175 A AT242175 A AT 242175A AT 344415 B AT344415 B AT 344415B
Authority
AT
Austria
Prior art keywords
cutting devices
needle unit
groove scanning
scanning
groove
Prior art date
Application number
AT242175A
Other languages
German (de)
Other versions
ATA242175A (en
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of ATA242175A publication Critical patent/ATA242175A/en
Application granted granted Critical
Publication of AT344415B publication Critical patent/AT344415B/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
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/16—Mounting or connecting stylus to transducer with or without damping means
    • H04R1/18—Holders for styli; Mounting holders on transducers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Measuring Magnetic Variables (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
AT242175A 1974-04-01 1975-03-28 NEEDLE UNIT FOR GROOVE SCANNING AND / OR CUTTING DEVICES AT344415B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7404360A NL156526B (en) 1974-04-01 1974-04-01 NEEDLE UNIT FOR GROOVE DIAGRAMS AND / OR CUTTERS.

Publications (2)

Publication Number Publication Date
ATA242175A ATA242175A (en) 1977-11-15
AT344415B true AT344415B (en) 1978-07-25

Family

ID=19821085

Family Applications (1)

Application Number Title Priority Date Filing Date
AT242175A AT344415B (en) 1974-04-01 1975-03-28 NEEDLE UNIT FOR GROOVE SCANNING AND / OR CUTTING DEVICES

Country Status (12)

Country Link
JP (1) JPS50138803A (en)
AT (1) AT344415B (en)
AU (1) AU506358B2 (en)
BE (1) BE827346A (en)
CA (1) CA1035286A (en)
CH (1) CH591136A5 (en)
DK (1) DK131175A (en)
ES (1) ES436139A1 (en)
FR (1) FR2266252B1 (en)
GB (1) GB1501237A (en)
IT (1) IT1030479B (en)
NL (1) NL156526B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0108355A1 (en) * 1982-11-04 1984-05-16 Kao Corporation Magnetic head
EP0133684A1 (en) * 1983-08-08 1985-03-06 Kao Corporation Substrate for a magnetic disc and method manufacturing same

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT392549B (en) * 1989-06-14 1991-04-25 Philips Nv MAGNETIC TAPE WITH A MAGNETIC HEAD

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0108355A1 (en) * 1982-11-04 1984-05-16 Kao Corporation Magnetic head
EP0133684A1 (en) * 1983-08-08 1985-03-06 Kao Corporation Substrate for a magnetic disc and method manufacturing same

Also Published As

Publication number Publication date
NL7404360A (en) 1975-10-03
CH591136A5 (en) 1977-09-15
IT1030479B (en) 1979-03-30
BE827346A (en) 1975-09-29
ATA242175A (en) 1977-11-15
DE2512527A1 (en) 1975-10-09
AU506358B2 (en) 1979-12-20
FR2266252B1 (en) 1978-02-24
JPS50138803A (en) 1975-11-06
CA1035286A (en) 1978-07-25
AU7957675A (en) 1976-09-30
DE2512527B2 (en) 1976-02-26
FR2266252A1 (en) 1975-10-24
DK131175A (en) 1975-10-02
GB1501237A (en) 1978-02-15
NL156526B (en) 1978-04-17
ES436139A1 (en) 1977-02-01

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee