Ionization chamers for X-ray automatic exposure relays. Basic dimension
NORMA vydána dne 1.7.1988
Designation standards: GOST 27439-87
Publication date standards: 1.7.1988
The number of pages: 7
Approximate weight : 21 g (0.05 lbs)
Country: Russian technical standard
Kategorie: Technické normy GOST