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.)
JS Staedtler GmbH and Co KG
Original Assignee
JS Staedtler GmbH and Co KG
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 JS Staedtler GmbH and Co KGfiledCriticalJS Staedtler GmbH and Co KG
Application grantedgrantedCritical
Publication of FR769483ApublicationCriticalpatent/FR769483A/en
FR769483D1933-03-181934-03-01
Improvements to mines for writing, drawing, painting or the like and to their manufacturing processes
ExpiredFR769483A
(en)