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Facts about "Patent-US-2225864.pdf"
Application dateApril 21, 1939 +
Application number269150 +
Assigned toEagle Pencil Company +
Invented byBenjamin W. Hanle +
Patent dateDecember 24, 1940 +
Patent descriptionSistema di caricamento +
Patent number2225864 +
Patent titleFountain pen +
Patented byEagle +
Patented inUS +
Priority dateApril 21, 1939 +