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Facts about "Patent-FR-554761.pdf"
Application dateAugust 4, 1922 +
Application number554761 +
Assigned toMabie, Todd & Company Limited +
Invented byEdward Stephen Sears +
Patent dateJune 16, 1923 +
Patent descriptionSistema di caricamento +
Patent number554761 +
Patent titlePerfectionnements apportés aux porte-plumes à réservoir +
Patented bySwan +
Patented inFR +
Priority dateAugust 24, 1921 +