Normas ISO

Cinematography -- Recording head gaps for two sound records on 16 mm magnetic film -- Positions and width dimensions

Cinematography -- Optical printing ratios for enlargement and reduction of motion-picture film images -- Specifications

Office machines -- Minimum information to be included in specification sheets-- Part 3: Postal franking machines

Office machines -- Minimum information to be included in specifications sheets-- Part 2: Document copying machines

Duplicators -- Minimum information to be included in specification sheets

Hand- and machine-operated circular screwing dies for parallel pipe threads - G series