Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Universal Fountain Pen & Pencil
Original Assignee
Universal Fountain Pen & Pencil
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Device with writing ball point, comprising a body, an ink reservoir within the body, a ball tip on the lower extremity of the reservoir, and in communication therewith, means for normally maintaining the ball tip retracted within the body, and means for projecting the ball tip beyond the body to write position and to increase the air pressure within the reservoir. (Machine-translation by Google Translate, not legally binding)
ES216534A1954-07-161954-07-16A device with a ball point to write (Machine-translation by Google Translate, not legally binding)
ExpiredES216534A1
(en)