sheets for albums or pages for collection or exposure of phone cards, cartoli, tickets, paper money, coins, etc.having the ability to see the object collected or collected from both lefacciate as sheets fusiellati on themselves.held by a closing interlocking fustellata and from the paper support

摘要

the apparatus is an apparatus citofonico and / or videocitofonico, composed of two basic parts: (a) fixed, connected with the wiring citofonico, with normal operational functions.equipped with a transponder apparatus; b) moving part, powered by battery, equipped with apparatus operating on the same radio frequencies of the fixed part "to".the moving part "b" when it is fixed to the fixed base, has the functions of a traditional phone.transmitting and receiving pulses in and out through the internal radio unit.it is also able to function as intercom with the fixed base, enabling conversations between two operators, except for the link with the outside.the fixed part "," regardless of the displacement of the moving part "b" operates like a traditional phone.the apparatus is designed to be installed in place of the traditional equipment and / or as the first plant.