GB/T 1990-1980

The dimension and position of the holes of perforated paper tape for information processing exchange

NORM herausgegeben am 10.7.1980

The information about the standard:

Designation standards: GB/T 1990-1980
Note: UNGÜLTIG
Publication date standards: 10.7.1980
Country: Chinese technical standard
Kategorie: Technische Normen GB