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International Standard Category: Motion picture equipment |
Category No.: | 37.060.10 | Valid Status: | superseded |
Issued Organization: | Qinhuangdao Audio-Visual Machinery Research Institute | Issued Date: | 2002-07-16 |
Implemented Date: | 2002-12-1 | Abolished Date: | |
Superseded Standard.: | JB/T 6839-2011 The classification of projection screens |
Superseded Date: | 2012-4-1 |
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