BG21865A3 - Звукотехническа,по-специално звукоредуцираща, звукоизолираща и/или звукопоглъщаща плоча - Google Patents
Звукотехническа,по-специално звукоредуцираща, звукоизолираща и/или звукопоглъщаща плочаInfo
- Publication number
- BG21865A3 BG21865A3 BG025979A BG2597974A BG21865A3 BG 21865 A3 BG21865 A3 BG 21865A3 BG 025979 A BG025979 A BG 025979A BG 2597974 A BG2597974 A BG 2597974A BG 21865 A3 BG21865 A3 BG 21865A3
- Authority
- BG
- Bulgaria
- Prior art keywords
- sound
- insulating
- reducing
- technical
- absorbing plate
- Prior art date
Links
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| HUEE002113 HU169847B (no) | 1973-03-14 | 1973-03-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BG21865A3 true BG21865A3 (bg) | 1976-09-20 |
Family
ID=10995484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BG025979A BG21865A3 (bg) | 1973-03-14 | 1974-03-06 | Звукотехническа,по-специално звукоредуцираща, звукоизолираща и/или звукопоглъщаща плоча |
Country Status (6)
| Country | Link |
|---|---|
| BG (1) | BG21865A3 (no) |
| CS (1) | CS180628B2 (no) |
| DD (1) | DD110084A5 (no) |
| HU (1) | HU169847B (no) |
| RO (1) | RO78716A (no) |
| SU (1) | SU634683A3 (no) |
-
1973
- 1973-03-14 HU HUEE002113 patent/HU169847B/hu unknown
-
1974
- 1974-03-04 DD DD17693374A patent/DD110084A5/xx unknown
- 1974-03-06 BG BG025979A patent/BG21865A3/xx unknown
- 1974-03-12 RO RO7477987A patent/RO78716A/ro unknown
- 1974-03-13 SU SU742006437A patent/SU634683A3/ru active
- 1974-03-13 CS CS181174A patent/CS180628B2/cs unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO78716A (ro) | 1982-03-24 |
| HU169847B (no) | 1977-02-28 |
| DD110084A5 (no) | 1974-12-05 |
| SU634683A3 (ru) | 1978-11-25 |
| CS180628B2 (en) | 1978-01-31 |
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