Inventor
HAM JOHN K
US3 patents
Patents
3 patentsUS4282583AAug 4, 1981
Microprogrammable processor control printer system
DATAPRODUCTS CORP38 citations86
US4179732ADec 18, 1979
Microprogrammable processor control printer system
DATAPRODUCTS CORP35 citations86
US4806031AFeb 21, 1989
Uniform print density and registration in an impact printer
DATAPRODUCTS CORP2 citations57