Patented June 20, 1876
If an object in your hands says PAT. JUNE 20, 1876, it may be one of these.
| Patent | Title | Inventor | Of |
|---|---|---|---|
| US 178,951 | IMPROVEMENT IN WRITING-PENS | Henry D. J. Pratt | Washington, District of Columbia |
The Fountain Pen Patent Archive
The instruments that put ink under pressure
If an object in your hands says PAT. JUNE 20, 1876, it may be one of these.
| Patent | Title | Inventor | Of |
|---|---|---|---|
| US 178,951 | IMPROVEMENT IN WRITING-PENS | Henry D. J. Pratt | Washington, District of Columbia |