Amendment 1 - Low-frequency cables and wires with p.v.c. insulation and p.v.c. sheath - Part 2: Cables In pairs, triples, quadruples and quintuples for telephone and telegraph exchanges— 2 стр.
Low-frequency cables and wires with p.v.c. insulation and p.v.c. sheath - Part 2: Cables in pairs, triples, quads and quintuples for inside installations— 19 стр.
Low-frequency cables and wires with p.v.c. insulation and p.v.c. sheath - Part 2: Cables in pairs, triples, quads and quintuples for inside installations— 19 стр.