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US Patent: D59,943
Design for a Level
Patentee: Donald C. Watson (exact or similar names) - Weston, MA USPTO Classifications: D10/69 Tool Categories: layout tools : levels : metallic levels Assignees: Universal Boring Machine Co. - Hudson, MA Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jul. 05, 1921 Granted: Dec. 06, 1921 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Russ Allen. "Vintage Machinery" entry for Universal Boring Machine Co.
Description: Patent term is 3 1/2 years.

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