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Leadholder or Related Patent Thumbnail Index |
 http://leadholder.com/pat-us02339514-1941-eagle_3375.html |
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date of application date granted inventor assignee patent holder country |
1941 June 6 1944 January 18 William O. Ponath Eagle Pencil Company United States |
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| patent employed on |
 Eagle Turquoise 3375 |
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