| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 10 | |
| #2 | Canada | 2 | |
| #3 | France | 2 | |
| #4 | Switzerland | 1 | |
| #5 | Germany | 1 | |
| #6 | Netherlands | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Thermal processes | |
| #3 | Machine tools | |
| #4 | Control | |
| #5 | Mechanical elements | |
| #6 | Transport |
| # | Name | Total Patents |
|---|---|---|
| #1 | Pohle Werner P | 6 |
| #2 | Aprea George F | 6 |
| #3 | Steinen William F | 2 |
| #4 | Gigantino Leonard D | 2 |
| #5 | Parrill V | 1 |
| #6 | Gigantino O | 1 |
| #7 | Kuzma Gregory S | 1 |
| #8 | Kozak Joseph P | 1 |
| #9 | Gigantino Otto M | 1 |
| #10 | Gigantino L | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4570860A | 180° Nozzle body having a solid cone spray pattern | |
| US4512358A | Compact long-life by-pass and pressure unloader valve | |
| US4474331A | Recessed center vane for full cone nozzle | |
| US4406407A | High flow low energy solid cone spray nozzle | |
| US4252276A | Adapter for nozzle to provide a modified spray pattern | |
| US4231524A | Large flow nozzle | |
| US3747892A | Magnetic valve | |
| US3488006A | High pressure nozzle | |
| US3510065A | Descaling nozzle | |
| US3362634A | Draft regulator | |
| CA621519A | Draft regulator | |
| CA583261A | Draft regulator |