专利名称：Lead for writing, drawing and painting
utensils
发明人：Andreas Thies,Christa Lehrer,Jurgen
Reiner,Christine Delapierre,RobertNein,Franz Ochsenkuhn,Max Heindl
申请号：US11342275申请日：20060126
公开号：US20060194049A1公开日：20060831
摘要：A lead for writing, drawing and painting utensils has a colorant lead core and atleast one lead coat extending in the direction of the longitudinal axis. The at least onelead coat envelopes the lead core as seen in cross section of the lead and the lead coatand lead core are immovably mounted relative to each other. The at least one lead coathas a higher bending strength than the lead core.
申请人：Andreas Thies,Christa Lehrer,Jurgen Reiner,Christine Delapierre,RobertNein,Franz Ochsenkuhn,Max Heindl
地址：Effeltrich DE,Neumarkt i.d. Opf DE,Neumarkt i.d. Opf DE,HerzogenaurachDE,Nurnberg DE,Neumarkt i.d. Opf DE,Neumarkt i.d. Opf DE
国籍：DE,DE,DE,DE,DE,DE,DE
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