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Database: 189760 (2 Jul 2022)
QB 135-1973
QB 135-1973_English: PDF (QB135-1973)
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QB 135-1973
English
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(Filter cardboard)
QB 135-1973
Obsolete
QB 135-1973
BASIC DATA
Standard ID
QB 135-1973 (QB135-1973)
Description (Translated English)
(Filter cardboard)
Sector / Industry
Light Industry Industry Standard
Classification of Chinese Standard
Y31
Date of Implementation
1992/8/1