SANYO -> Panasonic
DTMF/PULSE Switchable Dialer
SEOUL SEMICONDUCTOR
GREEN OVAL LAMP LED
SANYO -> Panasonic
DTMF Tone Generator for Pushbutton Telephone
SANYO -> Panasonic
DTMF Tone Generator for Pushbutton Telephone
SANYO -> Panasonic
DTMF receiver
SANYO -> Panasonic
DTMF/PULSE Switchable Dialer
SANYO -> Panasonic
DTMF Receiver LSI