Piccardi
{{PatentInfo |Inventor=Theodor Kovacs |Assignee=Theodor Kovacs |Country=GB |ApplicationNum=19911/23 |ApplicationDate=1923-08-03 |PatentNum=220793 |PatentDate=1924-08-28 |PriorityDate=1923-06-27 |Titolo=Improvements in reservoir pens |Marca=Pelikan |Des...