EXHIBIT 4.1 SECURITIES PURCHASE AGREEMENT SECURITIES PURCHASE AGREEMENT (this "AGREEMENT"), dated as of July 21, 2000, between Dental/Medical Diagnostic Systems, Inc., a Delaware corporation (the "COMPANY"), and the various investors identified and...Securities Purchase Agreement • August 24th, 2000 • Dental Medical Diagnostic Systems Inc • Dental equipment & supplies • New York
EXHIBIT 4.3 NEITHER THIS WARRANT NOR THE SHARES ISSUABLE UPON EXERCISE HEREOF HAVE BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE "SECURITIES ACT") OR ANY OTHER APPLICABLE SECURITIES LAWS IN RELIANCE UPON AN EXEMPTION FROM THE...Stock Purchase Warrant • August 24th, 2000 • Dental Medical Diagnostic Systems Inc • Dental equipment & supplies
EXHIBIT 4.2 REGISTRATION RIGHTS AGREEMENT THIS REGISTRATION RIGHTS AGREEMENT, dated as of July 21, 2000, between the investor or investors signatory hereto (the "Holders"), and DENTAL/MEDICAL DIAGNOSTIC SYSTEMS, INC., a Delaware corporation having its...Registration Rights Agreement • August 24th, 2000 • Dental Medical Diagnostic Systems Inc • Dental equipment & supplies • New York
