| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 4 | |
| #2 | Switzerland | 4 | |
| #3 | Germany | 3 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Materials and metallurgy |
| # | Technology | |
|---|---|---|
| #1 | Scaffolding | |
| #2 | General building constructions | |
| #3 | Building materials |
| # | Name | Total Patents |
|---|---|---|
| #1 | Feidner Erich Dipl Ing | 9 |
| #2 | Mueller Lina | 2 |
| #3 | Feidner Erich | 1 |
| #4 | Mueller Geb Frech Lina | 1 |
| #5 | Erich Feidner Dipl Ing | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE2416214A1 | Multi-layered wall condensation barrier - comprising materials absorbing condensation at low temperatures and releasing it when warmer |