| # | Country | Total Patents | |
|---|---|---|---|
| #1 | South Africa | 5 | |
| #2 | Australia | 2 | |
| #3 | Argentina | 1 | |
| #4 | EPO (European Patent Office) | 1 | |
| #5 | United Kingdom | 1 | |
| #6 | Taiwan | 1 | |
| #7 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Punching metal | |
| #2 | Structural elements |
| # | Name | Total Patents |
|---|---|---|
| #1 | Mcgregor Duncan Clift | 9 |
| #2 | Duncan Clift Mcgregor | 2 |
| Publication | Filing date | Title |
|---|---|---|
| GB201817301D0 | Apparatus and method for forming a helical type flight | |
| AU5423496A | A method of forming a structural panel | |
| ZA9602092B | A method of forming a structural panel | |
| ZA9506728B | Building. | |
| ZA9501193B | Composite satitation facility | |
| ZA9405756B | Building | |
| AU7115487A | Filter | |
| ZA8702342B | Filter |