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GB Patent: GB-208,348
Improvements Relating to Compound Rests and the like for Lathes and Machine Tools
Patentee: Frederick William Portass (exact or similar names) - Sheffield, England USPTO Classifications: Tool Categories: metalworking machines : metal lathes : metal lathe accessories and attachments Assignees: None Manufacturer: F. W. Portass - Sheffield, England Witnesses: Unknown	Patent Dates: Applied: Nov. 22, 1922 Granted: Dec. 20, 1923 Patent Pictures: Espacenet patent Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for F. W. Portass

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