EXHIBIT 4.2 TO FORM S-3 SPECTRASCIENCE, INC. (A MINNESOTA CORPORATION) WARRANT TO PURCHASE _______________ SHARES OF COMMON STOCK* (*THIS WARRANT IS SUBJECT TO THE RESTRICTIONS ON TRANSFER SET FORTH AT THE BOTTOM OF THE LAST PAGE HEREOF) VOID AFTER...Warrant Agreement • February 22nd, 1996 • Spectrascience Inc • Surgical & medical instruments & apparatus • Minnesota
