DK28324C - Trappeautomat. - Google Patents
Trappeautomat.Info
- Publication number
- DK28324C DK28324C DK28324DA DK28324C DK 28324 C DK28324 C DK 28324C DK 28324D A DK28324D A DK 28324DA DK 28324 C DK28324 C DK 28324C
- Authority
- DK
- Denmark
- Prior art keywords
- staircase
- Prior art date
Links
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DK28324T | 1919-08-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK28324C true DK28324C (da) | 1921-09-05 |
Family
ID=8116225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK28324D DK28324C (da) | 1919-08-22 | 1919-08-22 | Trappeautomat. |
Country Status (1)
| Country | Link |
|---|---|
| DK (1) | DK28324C (da) |
-
1919
- 1919-08-22 DK DK28324D patent/DK28324C/da active
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