| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Spain | 4 | |
| #2 | United Kingdom | 3 | |
| #3 | Switzerland | 2 | |
| #4 | Austria | 1 | |
| #5 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Foundations and excavations | |
| #2 | Hydraulic engineering |
| # | Name | Total Patents |
|---|---|---|
| #1 | Serrazanetti Giulio | 7 |
| Publication | Filing date | Title |
|---|---|---|
| GB191308799A | Improvements in Retaining Walls for Preventing Land Slips. | |
| GB190828168A | Improvements in or relating to Metal Revetments for Protecting Banks, Slopes and the like. | |
| US680738A | Means for damming torrents. | |
| GB190007316A | New or Improved Means for Damming Torrents. |