| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 7 | |
| #2 | Austria | 2 | |
| #3 | Denmark | 1 | |
| #4 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Construction of roads |
| # | Name | Total Patents |
|---|---|---|
| #1 | Aeberli Heinrich | 10 |
| #2 | Bockhorn Hermann | 1 |
| #3 | Heinrich Aeberli | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB190601611A | Improved Method of Manufacturing Macadam. |