Desk lamp on rod with rare lampshade in bakelite early 20th centuries

Desk lamp on rod with bakelite lampshade early 20th centuries. Electrification of the lamp redone. Little have some traces of time and uses. Height: 49 cm width: 14.5 cm base diameter. Subtype: office weight: + 2 kg. Style: 1900/1930 material: bakelite and chrome metal. Max power (watts): 40 features: bayonet. Dominant color: chrome lighting type: standard. Length: 32 cm period: xxth century design. Type: lampshade brand: without.