IS:05490 (Part 1) - 1977; Specification for Refills for Portable Fire Extinguishers and Chemical fire Engines Part 1 for Soda-Acid Portable Fire Extinguishers
IS:05490 (Part 1) - 1977; Specification for Refills for Portable Fire Extinguishers and Chemical fire Engines Part 1 for Soda-Acid Portable Fire Extinguishers
- New Delhi BIS 1978
- 7p
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