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Facts about "Patent-US-448360.pdf"
Application dateMay 12, 1890 +
Application number351461 +
Assigned toJohn Oliphant +
Invented byJohn Oliphant +
Patent dateMarch 17, 1891 +
Patent descriptionCaricamento a sacchetto di gomma +
Patent number448360 +
Patent titleFountain-pen +
Patented byUnbranded +
Patented inUS +
Priority dateMay 12, 1890 +