GB183958A - Improvements in and relating to gramophones and the like instruments - Google Patents

Improvements in and relating to gramophones and the like instruments

Info

Publication number
GB183958A
GB183958A GB1413421A GB1413421A GB183958A GB 183958 A GB183958 A GB 183958A GB 1413421 A GB1413421 A GB 1413421A GB 1413421 A GB1413421 A GB 1413421A GB 183958 A GB183958 A GB 183958A
Authority
GB
United Kingdom
Prior art keywords
gramophones
instruments
relating
hodgrkinson
hodgkinson
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
GB1413421A
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.)
FREDERICK WILLIAM HODGKINSON
J W Hodgkinson & Son
Original Assignee
FREDERICK WILLIAM HODGKINSON
J W Hodgkinson & Son
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 FREDERICK WILLIAM HODGKINSON, J W Hodgkinson & Son filed Critical FREDERICK WILLIAM HODGKINSON
Priority to GB1413421A priority Critical patent/GB183958A/en
Publication of GB183958A publication Critical patent/GB183958A/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)
  • Laminated Bodies (AREA)

Abstract

183,958. Hodgrkinson & Son, J. W., and Hodgkinson, F. W. May 20, 1921. Sound magnifying and directing appliances.- The horns of gramophones and like instruments are constructed of, or covered with, lead or other non-resonant metallic substance of a soft nature and low elasticity.
GB1413421A 1921-05-20 1921-05-20 Improvements in and relating to gramophones and the like instruments Expired GB183958A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1413421A GB183958A (en) 1921-05-20 1921-05-20 Improvements in and relating to gramophones and the like instruments

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1413421A GB183958A (en) 1921-05-20 1921-05-20 Improvements in and relating to gramophones and the like instruments

Publications (1)

Publication Number Publication Date
GB183958A true GB183958A (en) 1922-08-10

Family

ID=10035602

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1413421A Expired GB183958A (en) 1921-05-20 1921-05-20 Improvements in and relating to gramophones and the like instruments

Country Status (1)

Country Link
GB (1) GB183958A (en)

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