Jan
29
Answer #1: What am I?
Posted by Irene Soto at 10:48 am under Patent.
Yesterday’s mystery patent is U.S. Patent No. 2, 712, 317, filed May 9, 1950 (now in the public domain) by Charles M. Palmer. It covers an eyelash curler, shown below:

Guesses made: a sponge mop, a leather glove (!), and a hair straightener. Better luck next time!