Patented March 4, 1969
| Patent | Title | Inventor |
|---|---|---|
| US 3,430,380 | TRIGGER FOR A SPRING-TYPE MOUSETRAP | Russell G. Poff |
And The World Did Not Beat A Path To His Door
4,400 attempts at a solved problem
| Patent | Title | Inventor |
|---|---|---|
| US 3,430,380 | TRIGGER FOR A SPRING-TYPE MOUSETRAP | Russell G. Poff |