DK90584C - Lysgennemtrængeligt, lydabsorberende bygningselement. - Google Patents

Lysgennemtrængeligt, lydabsorberende bygningselement.

Info

Publication number
DK90584C
DK90584C DK24456AA DK24456A DK90584C DK 90584 C DK90584 C DK 90584C DK 24456A A DK24456A A DK 24456AA DK 24456 A DK24456 A DK 24456A DK 90584 C DK90584 C DK 90584C
Authority
DK
Denmark
Prior art keywords
permeable
sound
light
building element
absorbing building
Prior art date
Application number
DK24456AA
Other languages
English (en)
Original Assignee
Bolt Beranek & Newman
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 Bolt Beranek & Newman filed Critical Bolt Beranek & Newman
Application granted granted Critical
Publication of DK90584C publication Critical patent/DK90584C/da

Links

DK24456AA 1955-01-24 1956-01-23 Lysgennemtrængeligt, lydabsorberende bygningselement. DK90584C (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US90584XA 1955-01-24 1955-01-24

Publications (1)

Publication Number Publication Date
DK90584C true DK90584C (da) 1961-03-13

Family

ID=21735344

Family Applications (1)

Application Number Title Priority Date Filing Date
DK24456AA DK90584C (da) 1955-01-24 1956-01-23 Lysgennemtrængeligt, lydabsorberende bygningselement.

Country Status (1)

Country Link
DK (1) DK90584C (da)

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