DK42509C - Acoustic Device for Receiving and Reproducing Sound. - Google Patents

Acoustic Device for Receiving and Reproducing Sound.

Info

Publication number
DK42509C
DK42509C DK42509DA DK42509C DK 42509 C DK42509 C DK 42509C DK 42509D A DK42509D A DK 42509DA DK 42509 C DK42509 C DK 42509C
Authority
DK
Denmark
Prior art keywords
receiving
acoustic device
reproducing sound
reproducing
sound
Prior art date
Application number
Other languages
Danish (da)
Original Assignee
Indehavere Af En Elek Sk Forre
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 Indehavere Af En Elek Sk Forre filed Critical Indehavere Af En Elek Sk Forre
Application granted granted Critical
Publication of DK42509C publication Critical patent/DK42509C/en

Links

DK42509D 1926-08-04 1927-06-15 Acoustic Device for Receiving and Reproducing Sound. DK42509C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US42509XA 1926-08-04 1926-08-04

Publications (1)

Publication Number Publication Date
DK42509C true DK42509C (en) 1930-06-30

Family

ID=21709875

Family Applications (1)

Application Number Title Priority Date Filing Date
DK42509D DK42509C (en) 1926-08-04 1927-06-15 Acoustic Device for Receiving and Reproducing Sound.

Country Status (1)

Country Link
DK (1) DK42509C (en)

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