EXHIBIT 10.22.1 KEY VICE PRESIDENT CHANGE IN CONTROL AGREEMENT THIS AGREEMENT dated as of November 30, 1998 is made by and between PictureTel Corporation, a Delaware Corporation, (the "Company") and Richard S. Haak, Jr., 3 Peach Tree Path, Andover, MA...Change in Control Agreement • March 31st, 1999 • Picturetel Corp • Telephone & telegraph apparatus • Massachusetts
