JOINT FILING AGREEMENT ----------------------Joint Filing Agreement • December 20th, 1999 • Zwan Bryan J • Radio & tv broadcasting & communications equipment
1 Exhibit 4 DIGITAL LIGHTWAVE, INC. MEMORANDUM OF UNDERSTANDING October 14, 1999 This memorandum of understanding ("Memorandum") is binding and sets forth the agreement between Digital Lightwave, Inc. (the "Company") and Dr. Bryan Zwan, the majority...Memorandum of Understanding • December 20th, 1999 • Zwan Bryan J • Radio & tv broadcasting & communications equipment
