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US Patent: 1,490,220
Bricklayer's Trowel
Patentee: William C. Lawrence (exact or similar names) - Torrington, CT USPTO Classifications: 15/105, 15/235.5, 33/334 Tool Categories: layout tools : levels trade specific : bricklayer Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Apr. 05, 1922 Granted: Apr. 15, 1924 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Russ Allen.
Description: Trowel combined with a level.

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