IS 11972 : 1987
IS 11972 : 19871360712
IS 11972 : 1987
Title: Code of practice for safety precautions to be taken when entering a sewerage system
Format: Print
Pages: 9
Year: 1987
Publisher: Bureau of Indian Standards
Availability: Out of Stock
Title: Code of practice for safety precautions to be taken when entering a sewerage system
Format: Print
Pages: 9
Year: 1987
Publisher: Bureau of Indian Standards
Availability: Out of Stock
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