Inventor

SEKI YASHIRO

3 patents

Patents

3 patents

US4326195AApr 20, 1982

Multi-item data input apparatus

ANRITSU ELECTRIC CO LTD17 citations70

US4297028AOct 27, 1981

Multi-item data input apparatus

ANRITSU ELECTRIC CO LTD3 citations61

US4396827AAug 2, 1983

Multi-item data input apparatus

ANRITSU ELECTRIC CO LTD0 citations32