Exhibit 10.20 PURCHASE AND SALE AGREEMENT --------------------------- Agreement dated as of the 28th day of February, 1997, by and between ADE Corporation (the "Buyer"), a Massachusetts corporation having its principal place of business at 80 Wilson...Purchase and Sale Agreement • July 29th, 1997 • Ade Corp • Measuring & controlling devices, nec • Massachusetts
ADE CORPORATION REGISTRATION RIGHTS AGREEMENTRegistration Rights Agreement • July 29th, 1997 • Ade Corp • Measuring & controlling devices, nec • Massachusetts
THIRD AMENDMENTLease Agreement • July 29th, 1997 • Ade Corp • Measuring & controlling devices, nec • Massachusetts
1.2. Effective Date of Merger. The Merger will be effective upon the ------------------------ filing with the Secretary of State of the Commonwealth of Massachusetts of Articles of Merger in the Form of EXHIBIT 1.2 hereto (the "Articles of Merger")...Merger Agreement • July 29th, 1997 • Ade Corp • Measuring & controlling devices, nec • Massachusetts
ADE CORPORATION REGISTRATION RIGHTS AGREEMENTRegistration Rights Agreement • July 29th, 1997 • Ade Corp • Measuring & controlling devices, nec • Massachusetts
