Norm-Entwurf
PR NF P23-202-1-1
; PR NF DTU 36.2 P1-1
PR NF P23-202-1-1
; PR NF DTU 36.2 P1-1
Building works - Interiors wood joinery - Part 1-1 : contract bill of technical model clauses
Titel (englisch)
Building works - Interiors wood joinery - Part 1-1 : contract bill of technical model clauses
