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US Patent: 336,481
Type-plate for type-writing machines
Patentee: Thomas Hall (exact or similar names) - New York, NY USPTO Classifications: 101/379 Tool Categories: specialty machines : typewriters Assignees: Hall Type Writer Co. - New York, NY Manufacturer: Hall Type Writer Co. - New York, NY Witnesses: V. H. Yarnall James S. Hall	Patent Dates: Applied: Sep. 01, 1884 Granted: Feb. 16, 1886 Patent Pictures: USPTO (New site tip) Google Patents 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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