BS-0903 (Part D1 & D2) - 1957; Methods of testing vulcanized rubber Parts D1 and D2 determination of plastic yield of ebonite
BS-0903 (Part D1 & D2) - 1957; Methods of testing vulcanized rubber Parts D1 and D2 determination of plastic yield of ebonite
- London BSI 1957
- 7p
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