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.)
LLORENS JUAN HIJO Y Cia
Original Assignee
LLORENS JUAN HIJO Y Cia
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.)
Filing date
Publication date
Application filed by LLORENS JUAN HIJO Y CiafiledCriticalLLORENS JUAN HIJO Y Cia
Priority to ES0015661UpriorityCriticalpatent/ES15661Y/en
Publication of ES15661UpublicationCriticalpatent/ES15661U/en
Application grantedgrantedCritical
Publication of ES15661YpublicationCriticalpatent/ES15661Y/en
"A MECHANICAL PENCIL OF BICOLOR INTERCHANGEABLE MINE" characterized by the fact that the mechanism of advance of the mines is composed of a tube -5-, contained inside the outer shell -1- or handle of the pencil, which has an extension -7-, on whose surface two spiral grooves have been made -7'- which intersect. On the inside of said tubular sheath passes a central stud -9- which is integral with it, which forms, at its upper end, two fins -10-, which are inserted into recesses, which for this purpose have a sleeve made -11-, externally scratched, on which the upper end -12- of the enclosure -1- is threaded, as well as the conical tip -13- through which the mines exit -16-16'-. (Machine-translation by Google Translate, not legally binding)
ES0015661U1947-08-091947-08-09
Interchangeable two-color mechanical pencil with lead.
ExpiredES15661Y
(en)