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JB/T 7472-1994Micrographics - Light-tight spools and reels for 16 mm and 35 mm microfilm (English PDF)

缩微摄影技术—16-35mm缩微卷片用防光片盘和片盘

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Issued by

MIIT

Level / Type

Industry · Recommended

Issue date

January 1, 1994

Implementation date

January 1, 1994

Scope

JB/T 7472-1994 is the English-translated version of 缩微摄影技术—16-35mm缩微卷片用防光片盘和片盘.

JB/T 7472-1994 is a recommended Chinese machinery industry standard on light-tight spools and reels for 16 mm and 35 mm microfilm, in the field of micrographics. It carries the Chinese classification N47 and is a modified adoption of ISO 1116-1989. It quotes GB 6459.2.

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Document preview — JB/T 7472-1994

National Standard of the People's Republic of China

Issued by: Ministry of Industry and Information Technology of the People's Republic of China

2 Normative references

2 Normative references

JB/T 7472-1994 cites the following standards, which apply in full or in part through the references made to them in its clauses.

GB 6459.2

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

Referenced standards

Normative references

GB 6459.2

Similar standards

GB/T 12355-2008

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