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Use case methodology - Best practices in use case development for IEC standardization processes and some examples for application outside standardization Ingestion-build-48068 This International Standard specifies requirements

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Description

This International Standard specifies requirements and test methods for refractor heads used for the determination of refractive errors and binocular functions of the human eye

BS EN 2240-079 shall be used together with EN 2756

blowing in micro ducts

BS EN 13997 applies to accessories made of steel

This European Standard covers ductile ironfittings

Use case methodology - Best practices in use case development for IEC standardization processes and some examples for application outside standardization Ingestion-build-48068 This International Standard specifies requirements

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