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CA Patent: CA-401,080
Hammer
Patentee: John N. Jarrett (exact or similar names) - Toronto, ON Canada USPTO Classifications: Tool Categories: metalworking tools : hammers woodworking tools : hammers Assignees: None Manufacturer: Unknown Witnesses: Unknown	Patent Dates: Granted: Dec. 02, 1941 Patent Pictures: CIPO Data Espacenet patent Report data errors or omissions to steward Joel Havens Lee Valley newsletter article on this hammer
Description: The stepped claw was used to pull nails without bending them. During wartime, nails were scarce, which presumably motivated this patent. A Lee Valley Tools newsletter alerted us to the existence of this patent hammer; see the link under the image.

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