Code of practice for installation, operation and maintenance of electric passenger and goods lifts
Code of practice for installation, operation and maintenance of electric passenger and goods lifts
- 2nd rev.
- New Delhi Bureau of Indian standards institution 1981
IS:1860-1980
621.876.113/.114.005-83:006.76
IS:1860-1980
621.876.113/.114.005-83:006.76