73472727
Mar 28, 1984
Aug 4, 1987
DIAGNOSTIC KITS TO DETECT OCCULT BLOOD IN HUMAN STOOL CONTAINING ONE OR MORE OF THE FOLLOWING; GUAIAC IMPREGNATED PAPER SLIDES, POSITIVE CONTROL TUBES CONTAINING HEMOGLOBIN IN A STABILIZED BASE, NEGATIVE CONTROL TUBES CONTAINING HEMOGLOBIN - FREE STABILIZED BASE, AND INSTRUCTION SHEETS
Electrical and Scientific Apparatus