GB190507568A - Improvement in Horns for Phonographs or similar Machines. - Google Patents

Improvement in Horns for Phonographs or similar Machines.

Info

Publication number
GB190507568A
GB190507568A GB190507568DA GB190507568A GB 190507568 A GB190507568 A GB 190507568A GB 190507568D A GB190507568D A GB 190507568DA GB 190507568 A GB190507568 A GB 190507568A
Authority
GB
United Kingdom
Prior art keywords
phonographs
horns
improvement
similar machines
strips
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
Inventor
Peter Christhian Nielsen
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of GB190507568A publication Critical patent/GB190507568A/en
Expired legal-status Critical Current

Links

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  • Preliminary Treatment Of Fibers (AREA)

Abstract

7568. Nielsen, P. C. April 14, 1904, [date applied for under Patents Act, 1901]. Trumpets. - Horns for phonographs a r e c o nstructed from a number of longitudinal tapering strips of metal provided at their edges with longitudinal outwardlydirected flanges, by which the strips are connected together.
GB190507568D 1904-04-14 1905-04-10 Improvement in Horns for Phonographs or similar Machines. Expired GB190507568A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US190507568XA 1904-04-14 1904-04-14

Publications (1)

Publication Number Publication Date
GB190507568A true GB190507568A (en) 1905-07-06

Family

ID=32230925

Family Applications (1)

Application Number Title Priority Date Filing Date
GB190507568D Expired GB190507568A (en) 1904-04-14 1905-04-10 Improvement in Horns for Phonographs or similar Machines.

Country Status (1)

Country Link
GB (1) GB190507568A (en)

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