CH54873A - Improved horn for grammophones, phonographs etc., and method for its manufacture - Google Patents

Improved horn for grammophones, phonographs etc., and method for its manufacture

Info

Publication number: CH54873A
Authority: CH; Switzerland
Prior art keywords: grammophones; phonographs; manufacture; improved horn; horn
Prior art date: 1911-03-07

Application number

CH54873A

Other languages

French (fr)

Inventor

Joshua Green

Original Assignee

Joshua Green

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.)

1911-03-07

Filing date

1911-03-07

Publication date

1912-07-01

1911-03-07 Application filed by Joshua Green filed Critical Joshua Green

1912-07-01 Publication of CH54873A publication Critical patent/CH54873A/en

Links

238000004519 manufacturing process Methods 0.000 title 1
238000000034 method Methods 0.000 title 1

CH54873A 1911-03-07 1911-03-07 Improved horn for grammophones, phonographs etc., and method for its manufacture CH54873A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH54873T		1911-03-07

Publications (1)

Publication Number	Publication Date
CH54873A true CH54873A (en)	1912-07-01

Family

ID=4294401

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH54873A CH54873A (en)	1911-03-07	1911-03-07	Improved horn for grammophones, phonographs etc., and method for its manufacture

Country Status (1)

Country	Link
CH (1)	CH54873A (en)

1911
- 1911-03-07 CH CH54873A patent/CH54873A/en unknown

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