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Facts about "Patent-US-D081435.pdf"
Application dateOctober 1, 1929 +
Application number32905 +
Assigned toTripen Manufacturing Company +
Invented byGeorge Coby +
Patent dateJune 24, 1930 +
Patent descriptionMatita meccanica della Triad +
Patent numberD081435 +
Patent titleDesign for a pencil +
Patented byTripen +
Patented inUS +
Priority dateOctober 1, 1929 +
Used for modelTriad +