DK104322C - Sound attenuation plate. - Google Patents

Sound attenuation plate.

Info

Publication number
DK104322C
DK104322C DK147257A DK147257A DK104322C DK 104322 C DK104322 C DK 104322C DK 147257 A DK147257 A DK 147257A DK 147257 A DK147257 A DK 147257A DK 104322 C DK104322 C DK 104322C
Authority
DK
Denmark
Prior art keywords
sound attenuation
attenuation plate
plate
sound
attenuation
Prior art date
Application number
DK147257A
Other languages
Danish (da)
Original Assignee
Evers & Co As
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 Evers & Co As filed Critical Evers & Co As
Priority to DK147257A priority Critical patent/DK104322C/en
Priority to DE1958E0015686 priority patent/DE1253894B/en
Application granted granted Critical
Publication of DK104322C publication Critical patent/DK104322C/en

Links

DK147257A 1957-04-25 1957-04-25 Sound attenuation plate. DK104322C (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DK147257A DK104322C (en) 1957-04-25 1957-04-25 Sound attenuation plate.
DE1958E0015686 DE1253894B (en) 1957-04-25 1958-04-09 Method for the production of a sound-permeable cover with fine holes on a sound-absorbing plate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK147257A DK104322C (en) 1957-04-25 1957-04-25 Sound attenuation plate.

Publications (1)

Publication Number Publication Date
DK104322C true DK104322C (en) 1966-05-02

Family

ID=8105189

Family Applications (1)

Application Number Title Priority Date Filing Date
DK147257A DK104322C (en) 1957-04-25 1957-04-25 Sound attenuation plate.

Country Status (1)

Country Link
DK (1) DK104322C (en)

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