| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 8 | |
| #2 | Denmark | 2 | |
| #3 | Switzerland | 1 | |
| #4 | Germany | 1 | |
| #5 | France | 1 | |
| #6 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Macromolecular chemistry and polymers | |
| #2 | Materials and metallurgy | |
| #3 | Environmental technology |
| # | Name | Total Patents |
|---|---|---|
| #1 | Bokm Aktien-Gesellschaft Fuer | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE398390C | Process for the production of waterproof or water-repellent artificial stones | |
| GB191210547A | Improvements in the Manufacture and Production from Cork, of Blocks, or Slabs, or Pieces, especially intended for use in the Construction of Barracks, or other Structures. |