Riga 4: |
Riga 4: |
| |Country=US | | |Country=US |
| |ApplicationNum=176852 | | |ApplicationNum=176852 |
− | |ApplicationDate=1902-09-04 | + | |ApplicationDate=1903-10-13 |
| |PatentNum=750271 | | |PatentNum=750271 |
− | |PatentDate=1903-02-24 | + | |PatentDate=1904-01-26 |
| |PriorityDate=1902-09-04 | | |PriorityDate=1902-09-04 |
| |Titolo=Fountain pen | | |Titolo=Fountain pen |