| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 12 | |
| #2 | Switzerland | 5 | |
| #3 | Finland | 1 | |
| #4 | France | 1 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Civil engineering | |
| #3 | Machine tools | |
| #4 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Office furniture | |
| #2 | Structural elements | |
| #3 | Wood working | |
| #4 | Venting or aerating devices | |
| #5 | Nails | |
| #6 | Chairs and beds |
| # | Name | Total Patents |
|---|---|---|
| #1 | Winkler Fi Ti Wi Finsterwalder | 5 |
| #2 | Kurt Winkler | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE457015C | Wooden board composed of individual panels or strips |