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CA Patent: CA-13,393
Improvements on type writing machines
Patentee: Thomas Hall (exact or similar names) - Brooklyn, NY USPTO Classifications: Tool Categories: specialty machines : typewriters Assignees: None Manufacturer: Hall Type Writer Co. - New York, NY Witnesses: Unknown	Patent Dates: Granted: Sep. 13, 1881 Patent Pictures: CIPO Data Espacenet patent Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Thomas Hall
Description: The inventor was a notable early inventor and manufacturer of typewriters. He also manufactured a patent drill grinder of his own design.

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