Assignee
DASA CORP
US4 patents
Top patents by PatentIndex Score
US4503291AMar 5, 1985
Repertory dialer with efficient data storage
DASA CORP29 citations86
US4029908AJun 14, 1977
Repertory dialer logic
DASA CORP7 citations71
USD246042SOct 11, 1977
Automatic telephone dialer
DASA CORP16 citations70
US3940573AFeb 24, 1976
Manually actuable repertory dialer
DASA CORP8 citations65