HD 450.11:1985废止
Hearing Aids - Symbols And Other Markings On Hearing Aids And Related Equipment
出版：Harmonization Documents
专家解读视频
S1 [07/03/1985]
SS IEC 118:1986 - Identical
UNE 20603-11:1996 - Identical
SS IEC 118-11 Ed. 1 (1996) - Identical
PN IEC 118-11:1996 - Identical
NFC 97 610:1986 - Identical
IEC 60118-11 Ed. 1.0 - Identical
DIN IEC 60118-11 (1989-02) - Identical
CEI 29-12 Ed. 1 (1997) - Identical
