Patented July 23, 1878
If an object in your hands says PAT. JULY 23, 1878, it may be one of these.
| Patent | Title | Inventor | Of |
|---|---|---|---|
| US 206,327 | IMPROVEMENT IN PADLOCKS | Louis Hillebrand | Philadelphia, Pennsylvania |
Three centuries of keeping things shut
If an object in your hands says PAT. JULY 23, 1878, it may be one of these.
| Patent | Title | Inventor | Of |
|---|---|---|---|
| US 206,327 | IMPROVEMENT IN PADLOCKS | Louis Hillebrand | Philadelphia, Pennsylvania |