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US Patent: 1,127,353
Joint-Marker
Patentees: Leonard S. Chelmo (exact or similar names) - Webster, WI John E. Chelmo (exact or similar names) - Webster, WI USPTO Classifications: 33/411 Tool Categories: layout tools : scribes : clapboard markers Assignees: None Manufacturer: Not known to have been produced Witnesses: Jas. Pinaria O. V. Ransom Nathan Borgman James L. Connor	Patent Dates: Applied: Apr. 28, 1914 Granted: Feb. 02, 1915 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Ralph Brendler
Description: This is a sheet metal version of a carpenter's "preacher", which uses a spring joint ot tightly clasp the board being marked.

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