| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 2 | |
| #2 | United States | 2 | |
| #3 | Austria | 1 | |
| #4 | Australia | 1 | |
| #5 | Belgium | 1 | |
| #6 | Switzerland | 1 | |
| #7 | Germany | 1 | |
| #8 | France | 1 | |
| #9 | United Kingdom | 1 | |
| #10 | Ireland | 1 | |
| #11 | Italy | 1 | |
| #12 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Mechanical elements | |
| #3 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Pipes | |
| #3 | Punching metal |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wright Peter C | 4 |
| #2 | Kirsch Donald L | 4 |
| #3 | Wright Peter Charles | 2 |
| #4 | Kirsch Donald Lloyd | 2 |
| #5 | Kirsch D L | 1 |
| #6 | Wright P C | 1 |
| #7 | Wright P | 1 |
| #8 | Kirsch D | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA977260A | Apparatus and method for curving tubing | |
| US3863483A | Apparatus and method for curving tubing | |
| GB1409664A | Shaft clamping apparatus |