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Facts about "Patent-US-340865.pdf"
Application dateAugust 22, 1885 +
Application number175073 +
Assigned toDewitt C. Demarest +
Invented byDewitt C. Demarest +
Patent dateApril 27, 1886 +
Patent descriptionProto-stilografica +
Patent number340865 +
Patent titleFountain-pen +
Patented byUnbranded +
Patented inUS +
Priority dateAugust 22, 1885 +