GB154007A - An improved means of sound reproduction for gramoph ones - Google Patents

An improved means of sound reproduction for gramoph ones

Info

Publication number
GB154007A
GB154007A GB2224019A GB2224019A GB154007A GB 154007 A GB154007 A GB 154007A GB 2224019 A GB2224019 A GB 2224019A GB 2224019 A GB2224019 A GB 2224019A GB 154007 A GB154007 A GB 154007A
Authority
GB
United Kingdom
Prior art keywords
gramoph
ones
sound reproduction
improved means
wooden
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
GB2224019A
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.)
THOMAS HUDGELL
Original Assignee
THOMAS HUDGELL
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 THOMAS HUDGELL filed Critical THOMAS HUDGELL
Priority to GB2224019A priority Critical patent/GB154007A/en
Publication of GB154007A publication Critical patent/GB154007A/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10KSOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K13/00Cones, diaphragms, or the like, for emitting or receiving sound in general

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)

Abstract

154,007. Hudgell, T. Sept. 10, 1919. Drawings to Specification. No Patent granted (Sealing fee not paid). Sound magnifying and directing appliances.-A gramophone trumpet consists of a hollow wooden cone inserted in a hole in the curved surface of a wooden cylinder which contains the soundbox.
GB2224019A 1919-09-10 1919-09-10 An improved means of sound reproduction for gramoph ones Expired GB154007A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2224019A GB154007A (en) 1919-09-10 1919-09-10 An improved means of sound reproduction for gramoph ones

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2224019A GB154007A (en) 1919-09-10 1919-09-10 An improved means of sound reproduction for gramoph ones

Publications (1)

Publication Number Publication Date
GB154007A true GB154007A (en) 1920-11-25

Family

ID=10176168

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2224019A Expired GB154007A (en) 1919-09-10 1919-09-10 An improved means of sound reproduction for gramoph ones

Country Status (1)

Country Link
GB (1) GB154007A (en)

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