NA 149
DIN Standards Committee Entertainment Technology, Photography and Cinematography
Standards
[Withdrawn]
DIN 19053-1
DIN 19053-1
Microfilm technics, aperture card for film 35 mm; camera card, mounting card, copy card
Title (German)
Mikrofilm-Lochkarte für Film 35 mm; Kamerakarte, Montagekarte, Kopierkarte