DK128947B - Acoustic ceiling. - Google Patents
Acoustic ceiling.Info
- Publication number
- DK128947B DK128947B DK556172A DK556172A DK128947B DK 128947 B DK128947 B DK 128947B DK 556172 A DK556172 A DK 556172A DK 556172 A DK556172 A DK 556172A DK 128947 B DK128947 B DK 128947B
- Authority
- DK
- Denmark
- Prior art keywords
- acoustic ceiling
- ceiling
- acoustic
- Prior art date
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DK556172A DK128947B (en) | 1972-11-09 | 1972-11-09 | Acoustic ceiling. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DK556172A DK128947B (en) | 1972-11-09 | 1972-11-09 | Acoustic ceiling. |
Publications (1)
Publication Number | Publication Date |
---|---|
DK128947B true DK128947B (en) | 1974-07-29 |
Family
ID=8143512
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK556172A DK128947B (en) | 1972-11-09 | 1972-11-09 | Acoustic ceiling. |
Country Status (1)
Country | Link |
---|---|
DK (1) | DK128947B (en) |
-
1972
- 1972-11-09 DK DK556172A patent/DK128947B/en not_active IP Right Cessation
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PBP | Patent lapsed |