technology, and as unified communications matures, the installed base of tads is shrinking. contents history answering and ending calls pure voice operation greeting message recording messages remote control combined operation see also references external links history[ edit ] most th century answering machines...
formers conical expanders handle and car lug welders press type spot welding power press machine power press machine c- type power press treadle shearing machine gang slitter machine circular body rolling machine tin can flanger machine bump flanger machine horizontal flanger machine clapper flanger...
handset carier-curent line systm; videophone mcrophonesandstnds thrfr;loudspkr,w/n mntd headphone,earphone and combnd mcrophone/spkrsets;audio frqncy amplfyr;snd am turntables (recorddecks)record-players cassette players etc nt incorporating a sound recording device video recording or reproducing apparatus...
handset carier-curent line systm; videophone mcrophonesandstnds thrfr;loudspkr,w/n mntd headphone,earphone and combnd mcrophone/spkrsets;audio frqncy amplfyr;snd am turntables (recorddecks)record-players cassette players etc nt incorporating a sound recording device video recording or reproducing apparatus...