DK53977C - Ventilation duct. - Google Patents
Ventilation duct.Info
- Publication number
- DK53977C DK53977C DK53977DA DK53977C DK 53977 C DK53977 C DK 53977C DK 53977D A DK53977D A DK 53977DA DK 53977 C DK53977 C DK 53977C
- Authority
- DK
- Denmark
- Prior art keywords
- ventilation duct
- ventilation
- duct
- Prior art date
Links
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DK53977T | 1935-08-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK53977C true DK53977C (en) | 1937-12-06 |
Family
ID=8142116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK53977D DK53977C (en) | 1935-08-05 | 1935-08-05 | Ventilation duct. |
Country Status (1)
| Country | Link |
|---|---|
| DK (1) | DK53977C (en) |
-
1935
- 1935-08-05 DK DK53977D patent/DK53977C/en active
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