
SOUND TRANSMISSION USING INFRA-RED RADIATION.
NORMA vydaná dňa 5.12.1996
Designation standards: UNE 20764:1996
Note: NEPLATNÁ
Publication date standards: 5.12.1996
The number of pages: 6
Approximate weight : 18 g (0.04 lbs)
Country: Spanish technical standard
Kategória: Technické normy UNE