Sunday Funday – Mechanical TV Remote Control! The patented device is a rod-like member of variable adjustable length. One end of the rod engages with the dial of a TV such that…
This Day in Patent History - On January 17, 1882, Leroy Firman received a patent for the telephone switchboard On January 17, 1882, Leroy Firman received a patent for the telephone switchboard. Patent Information Publication number: US252576 A Patent Title: Multiple switch-board for…
