Exhibit 10.13 Purchase Agreement between Eagle Broadband, Inc., Subsidiary Contact Wireless, Inc., and eRF, Inc. PURCHASE AGREEMENT Contact Wireless, Inc., a Texas corporation, ("Contact") (hereinafter referred to as "Seller") and eRF, Inc. ("Buyer")...Purchase Agreement • April 14th, 2004 • Eagle Broadband Inc • Water, sewer, pipeline, comm & power line construction • Texas
