GB132280A - - Google Patents

Info

Publication number
GB132280A
GB132280A GB132280DA GB132280A GB 132280 A GB132280 A GB 132280A GB 132280D A GB132280D A GB 132280DA GB 132280 A GB132280 A GB 132280A
Authority
GB
United Kingdom
Prior art keywords
board
hohner
phonographic
reproducer
stylus
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
Publication of GB132280A publication Critical patent/GB132280A/en
Active legal-status Critical Current

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
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Time Recorders, Dirve Recorders, Access Control (AREA)
  • Drawing Aids And Blackboards (AREA)
  • Electrically Operated Instructional Devices (AREA)

Abstract

132,280. Hohner, H. Dec. 27, 1917. Sound-boxes.-The reproducer or recorder of a phonographic instrument comprises a wooden board c carrying a stylus d. The board is carried on a rod e universally jointed at h and sliding freely through a sleeve f mounted on a standard g.
GB132280D Active GB132280A (en)

Publications (1)

Publication Number Publication Date
GB132280A true GB132280A (en)

Family

ID=1725769

Family Applications (1)

Application Number Title Priority Date Filing Date
GB132280D Active GB132280A (en)

Country Status (1)

Country Link
GB (1) GB132280A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2608265A (en) * 1949-05-28 1952-08-26 Bell Telephone Labor Inc Ribbon-type microphone diaphragm

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2608265A (en) * 1949-05-28 1952-08-26 Bell Telephone Labor Inc Ribbon-type microphone diaphragm

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