| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Brazil | 4 | |
| #2 | Sweden | 4 | |
| #3 | United Kingdom | 2 | |
| #4 | Finland | 1 | |
| #5 | Italy | 1 | |
| #6 | Norway | 1 | |
| #7 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Scaffolding |
| # | Name | Total Patents |
|---|---|---|
| #1 | Burstedt K | 5 |
| #2 | Kruus Olle Gustav | 2 |
| #3 | Kruus O | 2 |
| #4 | Larsson H-E H | 1 |
| #5 | Kruus O G | 1 |
| Publication | Filing date | Title |
|---|---|---|
| ZA7505142B | Form elements for casting in situ | |
| GB1469325A | Shuttering system for the concreting of ribbed floors |