NBN 866-1971
Non-plastic film-coated PVC conduit joints for pressure pipes
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NBN 866-1971
Standard No.
NBN 866-1971
Release Date
1971
Published By
BE-NBN
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NBN 866-1971
NBN 866-1971 history
1971
NBN 866-1971
Non-plastic film-coated PVC conduit joints for pressure pipes
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