Lambert factory pointer 1920

Former factory lambert pointer 1920. The lambert factory pointer is in perfect condition. It is sold with its cards and registered on the day, the hour and the minute. Materials: wood/glass. Origin: france. In 1907, arthur lambert, installed as a watchmaker and jeweler in valencienne in the north, patented a sheared card recorder. He's trying to get his invention mass-produced. At the end of the great war, arthur lambert proposed to his nephew mr. Caron to join him to work alongside him in his company and to set up the mechanisms of pointing clocks. After a few years, he took over the lambert company. In 1945, his son developed the distribution of the time for companies and public structures such as schools, hospitals...