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|ApplicationDate=1941-10-30
 
|ApplicationDate=1941-10-30
 
|PatentNum=D131000
 
|PatentNum=D131000
|PatentDate=19342-01-06
+
|PatentDate=1942-01-06
 
|PriorityDate=1941-10-30
 
|PriorityDate=1941-10-30
 
|Titolo=Desing for a fountain pen
 
|Titolo=Desing for a fountain pen