| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 3 | |
| #2 | France | 3 | |
| #3 | Austria | 1 | |
| #4 | Canada | 1 | |
| #5 | Denmark | 1 | |
| #6 | United Kingdom | 1 | |
| #7 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | General building constructions | |
| #2 | Shaping clay | |
| #3 | Structural elements |
| # | Name | Total Patents |
|---|---|---|
| #1 | Krieis Harburg | 1 |
| #2 | Stone Establishment Living | 1 |
| #3 | Heinrich Steinhage | 1 |
| #4 | Gerhard Steinhage | 1 |
| #5 | Living-Stone Establishment | 1 |
| #6 | Hendrik Lutherus Giesen Jan | 1 |
| #7 | Joseph Wetzels Hubert | 1 |
| #8 | Wetzels Hubert J | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2550945A | Building block | |
| GB671826A | Improvements in or relating to building or structural elements and building or otherstructures made therefrom | |
| CA495557A | Process for the erection of buildings, including the production of the building elements |