| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 6 | |
| #2 | Germany | 2 | |
| #3 | United Kingdom | 2 | |
| #4 | France | 1 |
| # | Industry | |
|---|---|---|
| #1 | Agriculture | |
| #2 | Electrical machinery and energy | |
| #3 | Environmental technology | |
| #4 | Civil engineering |
| # | Name | Total Patents |
|---|---|---|
| #1 | Akt-Ges Presspan-Und Isolation | 4 |
| #2 | Presspan-Und Isolationsmateria | 1 |
| #3 | Ges Presspan-Und Isolationsmat | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB280419A | Improvements in or relating to plates for use in cultivating and protecting plants and seeds | |
| DE469527C | Rectangular protective plate for row plantings | |
| DE469528C | Protection plate for plant crops | |
| GB210779A | Improvements in or relating to bricks, slabs, tiles, panels and the like, or electric insulators |