50.20 Proof sent to secretariat or FDIS ballot initiated: 8 weeks Nov 7, 1986
CEN
CEN/TC 33 Doors, windows, shutters, building hardware and curtain walling
European Norm
Mutual understanding and communication.
IN_DEVELOPMENT
prEN 224
50.20
Proof sent to secretariat or FDIS ballot initiated: 8 weeks
Nov 7, 1986