74001521
Nov 16, 1989
HEADS-UP INSTRUMENT FOR DISPLAYING INFORMATION ON THE WINDSHIELDS OF OVERLAND VEHICLES INCLUDING AUTOMOBILES, TRUCKS, BOATS AND AIRCRAFT; NAMELY, AN INSTRUMENT OPERABLE TO PROJECT INFORMATION SUCH AS NUMERALS OR LETTERS IN THE WINDSCREEN OF THE OVERLAND VEHICLE SUCH THAT IT MAY BE VIEWED BY AN OPERATOR LOOKING THROUGH THE SAME WINDSCREEN
Electrical and Scientific Apparatus