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Facts about "Patent-US-807280.pdf"
Application dateMarch 23, 1905 +
Application number251633 +
Assigned toFrank M. Kegrize +
Invented byFrank M. Kegrize +
Patent dateDecember 12, 1905 +
Patent descriptionSistema di caricamento +
Patent number807280 +
Patent titleSelf filling fountain pen +
Patented byKegrize +
Patented inUS +
Priority dateMarch 23, 1905 +