Revision history of "File:Patent-US-1504747.pdf"

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Facts about "Patent-US-1504747.pdf"
Application dateAugust 20, 1921 +
Application number493790 +
Assigned toDe Witt-La France Company +
Invented byWilliam P. De Witt +
Patent dateAugust 12, 1924 +
Patent descriptionEspositore +
Patent number1504747 +
Patent titleDisplay cabinet for pens and pencils +
Patented byDe Witt-La France +
Patented inUS +
Priority dateAugust 20, 1921 +