Patented July 18, 2000
| Patent | Title | Inventor |
|---|---|---|
| US 6,088,948 | METHOD AND A DEVICE FOR TRAPPING RATS, MICE AND THE LIKE | Per Rønnau |
And The World Did Not Beat A Path To His Door
4,400 attempts at a solved problem
| Patent | Title | Inventor |
|---|---|---|
| US 6,088,948 | METHOD AND A DEVICE FOR TRAPPING RATS, MICE AND THE LIKE | Per Rønnau |