Search Results for: Electrical apparatus used for switching electrical circuits
delaware, u.s.) araldo telefonico (italy) telephone herald (newark, new jersey and portland, oregon, u.s.) musolaphone (chicago, illinois, u.s.) fonogiornale (milan, italy) grapevine radio (south carolina, u.s.) references further reading external links history[ edit ] listening room at the paris electrical
exhibition [ ] the introduction of the telephone in the mid- s included numerous demonstrations of its use for transmitting musical concerts over various distances. in one particularly advanced example, clément ader prepared a listening room at the paris electrical exhibition , where attendees could...
https://en.wikipedia.org/wiki/Telephone_newspaper