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US Patent: 172,007
Improvement in friction-joints for school-desks
Patentee: Harry H. Evarts (exact or similar names) - Chicago, IL USPTO Classifications: 403/146 Tool Categories: household : furniture : desks and tables Assignees: None Manufacturer: Not known to have been produced Witnesses: Edward S. Evarts Laura E. Evarts	Patent Dates: Applied: Jun. 25, 1875 Granted: Jan. 11, 1876 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Evarts & Merrihew

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