SB 221-1985_English: PDF (SB221-1985)
| Standard ID | USD | BUY PDF | Lead-Days | Standard Title (Description) | Status |
| SB 221-1985 | 199 |
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Plain Glass Spectacles
| Obsolete |
| Standard_ID | SB 221-1985 (SB221-1985) | | Description (Translated English) | Plain Glass Spectacles | | Sector / Industry | Domestic Trade Industry Standard | | Classification of Chinese Standard | Y89 | | Word Count Estimation | 4,000 | | Date of Issue | 11/20/1985 | | Date of Implementation | 1/1/1986 | | Summary | This standard applies to all kinds of plain glass spectacles frame optical glasses peace constituted as a unified acceptance criteria batch processing and batch acquisition, does not apply to the film and a variety of special labor protection sunglasses with a mirror. | |