BS-2479 (Part 3) - 1959; Enamelled and silk-covered or rayon-covered copper conductors (oleo-resinous enamel) Part 3 round wire: metric units
BS-2479 (Part 3) - 1959; Enamelled and silk-covered or rayon-covered copper conductors (oleo-resinous enamel) Part 3 round wire: metric units
- London BSI 1959
- 19p
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