IEC 60404-8-1:2001 EN-FR 1b9a1141
Magnetic materials - Part 8-1: Specifications for individual materials - Magnetically hard materials
REVISED
发布日期 :
2001-04-11
实施日期 :
IEC 60404-8-1:2015 EN-FR 0bed334d
Magnetic materials - Part 8-1: Specifications for individual materials - Magnetically hard materials
REVISED
发布日期 :
2015-03-27
实施日期 :
ISO/IEC 7811-7:2014 EN 7f93d0e7
Identification cards - Recording technique - Part 7: Magnetic stripe - High coercivity, high density
REVISED
发布日期 :
2014-08-25
实施日期 :