M 274-1998 MANDATE TO CEN/CENELEC FOR THE ELABORATION AND ADOPTION OF STANDARDS FOR THE MEASUREMENT METHOD FOR THE DETERMINATION OF THE EFFICIENCY OF INDIVIDUAL AIR CONDITIONERS
1998M 274-1998 MANDATE TO CEN/CENELEC FOR THE ELABORATION AND ADOPTION OF STANDARDS FOR THE MEASUREMENT METHOD FOR THE DETERMINATION OF THE EFFICIENCY OF INDIVIDUAL AIR CONDITIONERS
1987M 274-1987 Standard Specification for Steel Sheet@ Aluminum-Coated (Type 2)@ for Corrugated Steel Pipe