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Construction code for standard iron towers
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Ngày phát hành: 1967-04-00
Standard iron towers
Ngày phát hành: 1969-03-00
Standard iron towers-Supplement 2: Heavy snowfall area
Explanation of strength calculations of 66kV-77kV standard steel towers
List of second original drawings of strength calculations of standard steel towers (66kV-77kV for 2 circuit wires)
Head covered oil-filled (OF) power cables
Ngày phát hành: 1965-07-00
Special lead (SL power cables)
Low pressure gas-filled power cables
Aluminium covered OF power cables
Ngày phát hành: 1968-12-00
Pressure type connectors for hard drawn stranded copper conductors (for class 2 copper stranded raw conductors)
