19/30342713 DC
BS ISO 18684. Timekeeping instruments. Watch external parts made of hard material. General requirements and test methods
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19/30342713 DC
Standard No.
19/30342713 DC
Release Date
2019
Published By
British Standards Institution (BSI)
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19/30342713 DC
19/30342713 DC history
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19/30342713 DC
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