| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB/T 20144-2006 | English | 279 |
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Days<=3
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Barrel thread for E14 and E27 lamp holders with shade holder ring
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GB/T 20144-2006
| Obsolete |
GB/T 20144-2006
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