DD99430A1 - - Google Patents
Info
- Publication number
- DD99430A1 DD99430A1 DD16562772A DD16562772A DD99430A1 DD 99430 A1 DD99430 A1 DD 99430A1 DD 16562772 A DD16562772 A DD 16562772A DD 16562772 A DD16562772 A DD 16562772A DD 99430 A1 DD99430 A1 DD 99430A1
- Authority
- DD
- German Democratic Republic
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2500/00—Problems to be solved
- F25B2500/12—Sound
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD16562772A DD99430A1 (en0) | 1972-09-13 | 1972-09-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD16562772A DD99430A1 (en0) | 1972-09-13 | 1972-09-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD99430A1 true DD99430A1 (en0) | 1973-08-13 |
Family
ID=5488179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD16562772A DD99430A1 (en0) | 1972-09-13 | 1972-09-13 |
Country Status (1)
| Country | Link |
|---|---|
| DD (1) | DD99430A1 (en0) |
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1972
- 1972-09-13 DD DD16562772A patent/DD99430A1/xx unknown