| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 7 | |
| #2 | United States | 4 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Machine tools | |
| #3 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Making metal sheets | |
| #3 | Refrigerators | |
| #4 | Soldering, welding and flame cutting | |
| #5 | Punching metal |
| # | Name | Total Patents |
|---|---|---|
| #1 | Askin Joseph | 4 |
| #2 | Stanislaus Przyborowski | 3 |
| #3 | Slagel Franklin G | 2 |
| #4 | Smith Lawrence C | 2 |
| #5 | Fedders John Maries | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2223296A | Radiator ribbon forming machine | |
| US2247132A | Method of and means for controlling the effective depth of immersion baths | |
| US2181108A | Apparatus for making cross-fin coils | |
| US2012582A | Method of making dry system evaporators | |
| CA329832A | Vaporizer for refrigerating apparatus | |
| CA350601A | Metallic barrel | |
| CA227460A | Radiator | |
| CA330922A | Radiator | |
| CA339371A | Liquid cooling apparatus | |
| CA345677A | Refrigerated beverage dispenser | |
| CA339064A | Refrigerating apparatus |