HD 450.11 : 200S1已作废
HEARING AIDS - SYMBOLS AND OTHER MARKINGS ON HEARING AIDS AND RELATED EQUIPMENT
出版：Harmonization Documents
专家解读视频
DIN IEC 60118-11 : 1989 - Identical
PN IEC 118-11 : 1996 - Identical
DIN IEC 60118-11 : 1989 - Corresponds
IEC 60118-11 : 1.0 - Identical
NFC 97 610 : 1986 - Identical
CEI 29-12 : 1997 - Identical
UNE 20603-11 : 1996 - Identical
