VDE-0257 - 1967; Specification for gas-filled cables in steel conduit and associated fittings for a.c. and d.c. installations up to 275kV rated voltages
VDE-0257 - 1967; Specification for gas-filled cables in steel conduit and associated fittings for a.c. and d.c. installations up to 275kV rated voltages
- Frankfurt VDE 1967
- 21p
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