Facts on 21 February
1961 - Otis Boykin patents the Electrical Resistor

Inventor Otis Boykin was granted U.S. Patent No. 2,972,726 for an improved electrical resistor. His invention played a vital role in the development of guided missiles, IBM computers, and other electronic devices. Boykin held 27 patents in total, including one for a control unit used in the artificial heart pacemaker, significantly advancing medical and military technology.

Today's Other facts
Next » « Previous