FR946860A - Improvements to phonograph pick-ups - Google Patents

Improvements to phonograph pick-ups

Info

Publication number
FR946860A
FR946860A FR946860DA FR946860A FR 946860 A FR946860 A FR 946860A FR 946860D A FR946860D A FR 946860DA FR 946860 A FR946860 A FR 946860A
Authority
FR
France
Prior art keywords
ups
phonograph pick
phonograph
pick
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SoundScriber Corp
Original Assignee
SoundScriber Corp
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 US250729A priority Critical patent/US2213936A/en
Application filed by SoundScriber Corp filed Critical SoundScriber Corp
Application granted granted Critical
Publication of FR946860A publication Critical patent/FR946860A/fr
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/12Gramophone pick-ups using a stylus; Recorders using a stylus
FR946860D 1939-01-13 1947-05-16 Improvements to phonograph pick-ups Expired FR946860A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US250729A US2213936A (en) 1939-01-13 1939-01-13 Electrodynamic pickup

Publications (1)

Publication Number Publication Date
FR946860A true FR946860A (fr) 1949-06-16

Family

ID=22948908

Family Applications (1)

Application Number Title Priority Date Filing Date
FR946860D Expired FR946860A (fr) 1939-01-13 1947-05-16 Improvements to phonograph pick-ups

Country Status (4)

Country Link
US (1) US2213936A (fr)
BE (1) BE473416A (fr)
FR (1) FR946860A (fr)
GB (1) GB626782A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2416082A (en) * 1944-08-08 1947-02-18 Soundscriber Corp Humless electrodynamic pickup
US2542457A (en) * 1946-12-31 1951-02-20 Soundscriber Corp Electrodynamic pickup
US2514379A (en) * 1947-08-25 1950-07-11 Jr Charles R Douglass Electrodynamic recording head
US2534725A (en) * 1948-07-15 1950-12-19 Stewart M Miller Electrodynamic pickup hearing u-shaped coil holder

Also Published As

Publication number Publication date
BE473416A (fr)
GB626782A (en) 1949-07-21
US2213936A (en) 1940-09-03

Similar Documents

Publication Publication Date Title
AT163430B (de) Verfahren zur Darstellung von neuen wasserlöslichen Derivaten höhermolekularer Acylbiguanide
AT166668B (de) Verfahren zur Stabilisierung der Kettenreaktion einer Vorrichtung zur Energieerzeugung durch Atomkernumwandlungen
AT166413B (de) Nichtmetallisches Brillengestell mit federnden Seitenbügeln
AT165740B (de) Umlaufräder-Wechselgetriebe
AT162955B (de) Verfahren zur Darstellung von neuen Sulfonamidderivaten
AT164901B (de) Schneeschleudermaschine
FR865011A (fr) Dispositif transpositeur électromécanique tel qu'enregistreur ou reproducteur phonographique
FR946860A (fr) Improvements to phonograph pick-ups
AT166037B (de) Anlage zur kontinuierlichen Herstellung von phosphaltigen Düngemitteln, insbesondere von Superphospat
AT167137B (de) Vorrichtung zum Walzen von Schraubengewinden
AT163422B (de) Verfahren zur Herstellung von Melamin
AT166458B (de) Verfahren zur Herstellung von Schwermetallverbindungen der Phtalocyaninreihe
AT165290B (de) Härtbarer Leim aus einer wäßrigen Harnstoff-Formaldehydharzlösung
AT163680B (de) Spitzenlose Schleifmaschine
AT165178B (de) Türverriegelung an Schiebetüren für Verkehrsmittel
AT165055B (de) Verfahren zur Herstellung von Tantal und/oder Niob enthaltenden ?rolegierungen aus Mineralien, metallurgischen Nebenprodukten oder ähnlichen Stoffen, welche Tantal und/oder Niob in Form ihrer Oxyde enthalten
AT163545B (de) Abdampf-Injektor
AT167090B (de) Verfahren zur Darstellung von Sulfonamiden der Thiazolreihe
AT166146B (de) Motorbremsvorrichtung
AT166377B (de) Starkstromkabel
AT165024B (de) Flüssigkeitsmeß- und Ausgabevorrichtung
AT162808B (de) Ringförmiger Dichtungskörper für hydraulische Teleskoppressen
AT163547B (de) Abdampf-Injektor
AT166460B (de) Verfahren zum Mattieren von Textilien
AT166985B (de) Vorrichtung zur hydraulischen Druckübertragung