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Individual
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Individual
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Application filed by IndividualfiledCriticalIndividual
Priority to ES0027554UpriorityCriticalpatent/ES27554Y/en
Publication of ES27554UpublicationCriticalpatent/ES27554U/en
Application grantedgrantedCritical
Publication of ES27554YpublicationCriticalpatent/ES27554Y/en
A sharpened tip of mines for pencils destined to mechanical pencils or tips of compasses of pencils, composed by flat body of plastic material, of such conformation, that it comprises a cylindrical-conical space, which is in tangential contact with the edge of a steel blade (Machine-translation by Google Translate, not legally binding)
ES0027554U1951-07-281951-07-28
Pencil lead sharpener.
ExpiredES27554Y
(en)