| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 3 | |
| #2 | Canada | 2 | |
| #3 | Australia | 1 | |
| #4 | Switzerland | 1 | |
| #5 | Germany | 1 | |
| #6 | France | 1 | |
| #7 | United Kingdom | 1 | |
| #8 | Japan | 1 | |
| #9 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machine tools | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Pipes | |
| #2 | Punching metal | |
| #3 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Blakeley James | 7 |
| #2 | Blakeley J | 2 |
| #3 | Jieimuzu Buratsukirii | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US5979202A | Method and apparatus for making pipe line steel grooved-end fittings | |
| US4391458A | Pipe coupling with gasket locating means | |
| ZA7706693B | Pipe branch fitting | |
| US4073513A | Pipe branch fitting |