Patented November 20, 1951
| Patent | Title | Inventor |
|---|---|---|
| US 2,575,435 | SELF-SETTING RODENT TRAP | George B. Wilken |
And The World Did Not Beat A Path To His Door
4,400 attempts at a solved problem
| Patent | Title | Inventor |
|---|---|---|
| US 2,575,435 | SELF-SETTING RODENT TRAP | George B. Wilken |