73832582
Oct 20, 1989
Jan 1, 1991
LABORATORY RESEARCH APPARATUS - NAMELY, BIOPARTICLE DELIVERY SYSTEMS COMPRISING GENE GUNS FOR DELIVERY OF DNA AND OTHER GENETIC SUBSTANCES INTO LIVING CELLS AND TISSUES TO ALTER THEIR MAKEUP, AND CONSUMABLES, USED IN CONNECTION THEREWITH - NAMELY, MACROCARRIERS, MICROCARRIERS AND STOPPING PLATES
Electrical and Scientific Apparatus