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Facts about "Patent-US-824688.pdf"
Application dateMay 28, 1904 +
Application number210184 +
Assigned toL. E. Waterman Company +
Invented byWilliam I. Ferris +
Patent dateJune 26, 1906 +
Patent descriptionPrecursore del pennarello +
Patent number824688 +
Patent titleFountain-brush +
Patented byWaterman +
Patented inUS +
Priority dateMay 28, 1904 +