| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Brazil | 8 | |
| #2 | Argentina | 3 | |
| #3 | Egypt | 2 | |
| #4 | United Kingdom | 2 | |
| #5 | Finland | 1 | |
| #6 | Italy | 1 | |
| #7 | Sweden | 1 | |
| #8 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Mechanical elements | |
| #4 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Machines for making railways | |
| #2 | Structural elements | |
| #3 | General building constructions | |
| #4 | Shaping clay | |
| #5 | Nails | |
| #6 | Dynamo-electric machines | |
| #7 | Hydraulic engineering | |
| #8 | Unspecified technologies | |
| #9 | Earth drilling | |
| #10 | Fire-fighting |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sonneville R | 12 |
| Publication | Filing date | Title |
|---|---|---|
| GB1578632A | Concrete bodies | |
| ZA7208606B | Reinforcing device for an element of prestressed concrete and applications thereof |