Ph 2/2 pendant designed by poul henningsen and manufactured by louis poulsen in denmark during the 1930s. The lamp has a matte glass shade set and a bakelite socket housing. The socket housing is marked “patented”, connecting the lamp to the early production of ph lamps. — origin: denmark — designer: poul henningsen — manufacturer: louis poulsen — model: ph 2/2 — period: 1930s — material: matte glass and bakelite — type: pendant lamp — documentation: marked “patented” this piece is attributed to the mentioned designer/maker. It has no attribution mark and no official proof of authenticity, however it is well documented in design history. I take full responsibility for any authenticity issues arising from misattribution, up to 250v (europe/uk standard).the wiring of this item may be original and might need replacement, if not specified otherwise.