7 patents of the Harth patent family were sold or licensed today! April 21, 2017/in /by Eva Harth /wp-content/uploads/2018/02/uh.png 0 0 Eva Harth /wp-content/uploads/2018/02/uh.png Eva Harth2017-04-21 15:48:302017-04-27 15:50:447 patents of the Harth patent family were sold or licensed today!