Patented May 30, 1876
If an object in your hands says PAT. MAY 30, 1876, it may be one of these.
| Patent | Title | Inventor | Of |
|---|---|---|---|
| US 178,162 | IMPROVEMENT IN WRENCHES | Edward H. Knight | Philadelphia, Pennsylvania |
The Antique Wrench Patent Archive
Every grip the nineteenth century took on a nut
If an object in your hands says PAT. MAY 30, 1876, it may be one of these.
| Patent | Title | Inventor | Of |
|---|---|---|---|
| US 178,162 | IMPROVEMENT IN WRENCHES | Edward H. Knight | Philadelphia, Pennsylvania |