Magnetic stripes and recording and reproducing head gaps for magnetic sound recordson 16mm motion-picture film perforated along one edge--Positions and width dimensions
NORM herausgegeben am 14.8.1984
Designation standards: GB/T 4644-1984
Note: UNGÜLTIG
Publication date standards: 14.8.1984
Country: Chinese technical standard
Kategorie: Technische Normen GB