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US Patent: 35,715
Improvement in Tools Combination Tool
Patentee: John Adams Thayer (exact or similar names) - East Boston, MA USPTO Classifications: 254/25, 7/143, 7/165 Tool Categories: combination tools screwdrivers rules woodworking tools : hammers Assignees: None Manufacturer: Carpenter & Watkins - Winchendon, MA J.R. Clifford & Co. - Boston, MA Q. S. Backus - Winchendon, MA Witnesses: Asa Cottrell John Noble	Patent Dates: Granted: Jun. 24, 1862 Patent Pictures: [ 1 | 2 | 3 | 4 | 5 ] USPTO (New site tip) Google Patents Report data errors or omissions to steward Russ Allen
Description: Combination adjustable length hammer, screwdriver, rule, and claw. Known example marked: THAYER'S PAT./JUNE 24.62. as well as with a diamond with a mark inside.

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