| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 12 | |
| #2 | Austria | 3 | |
| #3 | United Kingdom | 2 | |
| #4 | Canada | 1 | |
| #5 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | General building constructions | |
| #2 | Roof coverings |
| # | Name | Total Patents |
|---|---|---|
| #1 | Knobel Hilarius | 18 |
| #2 | Hilarius Knobel | 1 |
| #3 | Sequin-Bronner Georgine | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA134692A | Means for glazing roofs without putty | |
| US992003A | Means for glazing roofs and the like without putty. | |
| GB191023726A | Improvements in Means for Glazing Roofs and the like without Putty. | |
| GB190212308A | Improvements in the Construction of Roofs. |