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Micrographics—Rules for microfilming technical drawings and technical documentations on 35mm roll film
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STANDARD published on 1.4.1994
Designation standards: GB/T 15021-1994
Note: WITHDRAWN
Publication date standards: 1.4.1994
SKU: NS-866024
Country: Chinese technical standard
Category: Technical standards GB
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Latest update: 2026-04-02 (Number of items: 2 270 295)
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