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  4. Standard "GB 9919-1988"
WITHDRAWN GB 9919-1988 1.1.1988 preview

GB 9919-1988

Methods of measurement for focal length of camera lenses

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STANDARD published on 1.1.1988


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Price238.80 USD excl. VAT
238.80 USD

The information about the standard:

Designation standards: GB 9919-1988
Note: WITHDRAWN
Publication date standards: 1.1.1988
SKU: NS-1238704
Country: Chinese technical standard
Category: Technical standards GB

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