DE288067C - - Google Patents

Info

Publication number
DE288067C
DE288067C DENDAT288067D DE288067DA DE288067C DE 288067 C DE288067 C DE 288067C DE NDAT288067 D DENDAT288067 D DE NDAT288067D DE 288067D A DE288067D A DE 288067DA DE 288067 C DE288067 C DE 288067C
Authority
DE
Germany
Prior art keywords
sound
sound pen
weight
support arm
support
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.)
Active
Application number
DENDAT288067D
Other languages
German (de)
English (en)
Publication of DE288067C publication Critical patent/DE288067C/de
Active legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
    • G11B3/44—Styli, e.g. sapphire, diamond
    • G11B3/46—Constructions or forms ; Dispositions or mountings, e.g. attachment of point to shank
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Toys (AREA)
DENDAT288067D Active DE288067C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Publications (1)

Publication Number Publication Date
DE288067C true DE288067C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=543228

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT288067D Active DE288067C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Country Status (1)

Country Link
DE (1) DE288067C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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