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  4. Standard "STN 666621"
WITHDRAWN STN 666621 1.4.1987 preview

STN 666621 (666621)

Photographic materials. Determination of mean gradient of medical X-ray and fluorographical films



STANDARD published on 1.4.1987


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The information about the standard:

Designation standards: STN 666621
Classification mark: 666621
Catalog number: 67078
Note: WITHDRAWN
Publication date standards: 1.4.1987
SKU: NS-501813
Approximate weight : 12 g (0.03 lbs)
Country: Slovak technical standard
Category: Technical standards STN

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ČSN 666621 (10.04.1987)

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