DK131275A - - Google Patents

Info

Publication number
DK131275A
DK131275A DK131275A DK131275A DK131275A DK 131275 A DK131275 A DK 131275A DK 131275 A DK131275 A DK 131275A DK 131275 A DK131275 A DK 131275A DK 131275 A DK131275 A DK 131275A
Authority
DK
Denmark
Application number
DK131275A
Inventor
E Smit
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
Priority to NL7404359A priority Critical patent/NL7404359A/xx
Application filed by Philips Nv filed Critical Philips Nv
Publication of DK131275A publication Critical patent/DK131275A/da

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R11/00Transducers of moving-armature or moving-core type
    • H04R11/08Gramophone pick-ups using a stylus; Recorders using a stylus
    • H04R11/12Gramophone 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
DK131275A 1974-04-01 1975-03-26 DK131275A (da)

Priority Applications (1)

Application Number Priority Date Filing Date Title
NL7404359A NL7404359A (nl) 1974-04-01 1974-04-01 Groeftaster en/of snijder.

Publications (1)

Publication Number Publication Date
DK131275A true DK131275A (da) 1975-10-02

Family

ID=19821084

Family Applications (1)

Application Number Title Priority Date Filing Date
DK131275A DK131275A (da) 1974-04-01 1975-03-26

Country Status (13)

Country Link
US (1) US4031335A (da)
JP (1) JPS5323693B2 (da)
AT (1) AT344417B (da)
BE (1) BE827433A (da)
CA (1) CA1013683A (da)
CH (1) CH584496A5 (da)
DE (1) DE2512467C3 (da)
DK (1) DK131275A (da)
ES (1) ES436140A1 (da)
FR (1) FR2266412B1 (da)
GB (1) GB1505884A (da)
IT (1) IT1030496B (da)
NL (1) NL7404359A (da)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53284B2 (da) * 1975-12-25 1978-01-07
JPS5487504A (en) * 1977-12-23 1979-07-12 Alps Electric Co Ltd Electromagnetic pickup cartridge
NL8100448A (nl) * 1981-01-30 1982-08-16 Philips Nv Groeftaster en/of snijder.
DE3228300C2 (da) * 1982-07-29 1984-12-06 Philips Patentverwaltung Gmbh, 2000 Hamburg, De
DE3228299A1 (de) * 1982-07-29 1984-02-02 Philips Patentverwaltung Tonabnehmer zum auslesen von informationen aus der rille einer sich drehenden informationstraegerplatte

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3043920A (en) * 1957-02-15 1962-07-10 Electro Sonic Lab Inc Electromagnetic phonograph pickups
US3055988A (en) * 1957-04-08 1962-09-25 Shure Bros Magnetic phonograph pickup
GB930367A (en) * 1958-11-10 1963-07-03 Bang & Olufsen Produktionssels Stereophonic pick-up having a single stylus
DE1112841B (de) * 1960-04-08 1961-08-17 Telefunken Gmbh Elektrisch-mechanischer Wandler
US3294405A (en) * 1963-12-11 1966-12-27 Audio Dynamics Corp Phonograph pick-up
US3441688A (en) * 1966-04-18 1969-04-29 Empire Scient Corp Electromagnetic phonograph pickup cartridges with zero balanced armature flux
US3761647A (en) * 1968-08-14 1973-09-25 Audio Technica Kk Cartridge for detecting vibrations representing stereophonic sound
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

Also Published As

Publication number Publication date
ES436140A1 (es) 1977-02-01
IT1030496B (it) 1979-03-30
AU7957575A (en) 1976-09-30
NL7404359A (nl) 1975-10-03
FR2266412A1 (da) 1975-10-24
CA1013683A1 (da)
JPS50137103A (da) 1975-10-31
JPS5323693B2 (da) 1978-07-17
DE2512467C3 (da) 1979-02-08
FR2266412B1 (da) 1982-03-26
DE2512467A1 (de) 1975-10-09
BE827433A (fr) 1975-10-01
BE827433A1 (da)
CH584496A5 (da) 1977-01-31
US4031335A (en) 1977-06-21
ATA242075A (de) 1977-11-15
DE2512467B2 (da) 1978-06-08
CA1013683A (en) 1977-07-12
GB1505884A (en) 1978-03-30
AT344417B (de) 1978-07-25

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Legal Events

Date Code Title Description
AHS Application shelved for other reasons than non-payment