| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 7 | |
| #2 | Canada | 3 | |
| #3 | Austria | 1 | |
| #4 | France | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Chemical engineering | |
| #3 | Machine tools | |
| #4 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Fluid dynamics | |
| #2 | Pipes | |
| #3 | Unspecified technologies | |
| #4 | Rolling metal | |
| #5 | Mixing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Isaacs John Dove | 7 |
| #2 | Speed James Buckner | 6 |
| #3 | Dove Isaacs John | 2 |
| #4 | Buckner Speed James | 2 |
| Publication | Filing date | Title |
|---|---|---|
| US898741A | Helically-corrugated pipe-line. | |
| CA96905A | Pipe | |
| CA96641A | Machine for helically corrugating pipe | |
| CA96904A | Fluid nozzle | |
| US857464A | Helically-riffled pipe. | |
| US808752A | Helically-riffled fluid pipe-line. | |
| US803232A | Machine for helically corrugating pipe. | |
| US808782A | Fluid pipe-line. | |
| US862919A | Helically-corrugated pipe. | |
| US835619A | Fluid-nozzle. |