| # | Industry | |
|---|---|---|
| #1 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Soldering, welding and flame cutting |
| # | Name | Total Patents |
|---|---|---|
| #1 | English Lawrence P | 7 |
| #2 | Kelemen Frank K | 7 |
| #3 | Ritter Ralph K | 4 |
| #4 | Pease Charles C | 4 |
| #5 | Darlington Oscar H Jr | 2 |
| #6 | English Lawrence Paul Sr | 1 |
| #7 | Riffer Ralph K | 1 |
| #8 | Kelemen Frank Kenneth Sr | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA625369A | Stud welding apparatus | |
| CA686764A | Stud welding devices | |
| CA584177A | Stud welding circuit | |
| CA646842A | Stud welding process | |
| CA797385A | Stud welding | |
| CA704653A | Stud welding apparatus | |
| CA633094A | Stud welding apparatus | |
| CA793444A | Stud welding apparatus | |
| CA515052A | Flux-charged arc welding studs and process for making the same | |
| CA588437A | Stud welding apparatus | |
| CA706977A | Stud welding method and apparatus | |
| CA695257A | Capacitance discharge stud welding apparatus | |
| CA773712A | Stud welding device | |
| CA797384A | Stud welding device | |
| CA793443A | Stud welding device | |
| CA673711A | Stud welding device |