BS EN 29519:1994現行
Shipbuilding and marine structures. Rungs for dog-step ladders
出版：British Standards Institution
專家解讀視頻
Types, dimensions, materials, manufacture and designation.
? British Standards Institution 2013
Amendment notes:
AMD 8251 published 15 July 1994
Document identifier notes:
Formerly BS 7468:1991.
UNE EN 29519:1994 - Identical
SS EN 29 519 Ed. 1 (1993) - Identical
ISO 9519:1990 - Identical
UNI EN 29519:1995 - Identical
NF EN 29519:1993 - Identical
I.S. EN 29519:1994 - Identical
NBN EN 29519:1993 - Identical
ONORM EN 29519:1993 - Identical
