DD 192:1990
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
Method for measurement of insertion loss of ear-muff type hearing protectors (simplified method for quality inspection purposes)
Hardcopy , PDF
English
31-10-1990
01-01-1994
Simple objective method, for determining the sound attenuation.
| Committee |
EH/1
|
| DocumentType |
Standard
|
| Pages |
0
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| ISO/TR 4869-3:1989 | Identical |
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