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QB/T 1911-2007 in English
Lead brass sheets and strips for watches and clocks
superseded
Issued on:2007-10-08
$320.00 -
QB/T 2272-2007 in English
Y100Pb Free-cutting High-carbon steel bars for watches
superseded
Issued on:2007-10-08
$320.00 -
QB/T 2541-2002 in English
Horology -- Functional and non-functional jewels
valid
Issued on:2002-09-21
$200.00