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Facts about "Patent-US-311554.pdf"
Application date | June 26, 1884 + |
Application number | 311554 + |
Assigned to | Paul E. Wirt + |
Invented by | Paul E. Wirt + |
Patent date | February 3, 1885 + |
Patent description | Alimentatore overfeed + |
Patent number | 311554 + |
Patent title | Fountain-pen + |
Patented by | Wirt + |
Patented in | US + |
Priority date | June 26, 1884 + |
Used for feature | Alimentatore + and Overfeed + |