IS : 350 - 1968 Specification for organic, baking, impregnating, insulating varnishes for electrical purposes
Bureau of Indian Standards
IS : 350 - 1968 Specification for organic, baking, impregnating, insulating varnishes for electrical purposes - New Delhi Bureau of Indian Standards 1969 - 28
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IS : 350 - 1968 Specification for organic, baking, impregnating, insulating varnishes for electrical purposes - New Delhi Bureau of Indian Standards 1969 - 28
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