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Facts about "Patent-US-651738.pdf"
Application dateFebruary 6, 1900 +
Application number4218 +
Assigned toPaul E. Wirt +
Invented byPaul E. Wirt +
Mention patentFile:Patent-US-651736.pdf +
Patent dateJune 12, 1900 +
Patent descriptionPenna a "doppio serbatoio" +
Patent number651738 +
Patent titleFountain-pen +
Patented byWirt +
Patented inUS +
Priority dateFebruary 6, 1900 +