PN B23001-1966
Lightweight aggregates Designations and classification
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PN B23001-1966
Standard No.
PN B23001-1966
Release Date
1966
Published By
PL-PKN
Latest
PN B23001-1966
PN B23001-1966 history
1966
PN B23001-1966
Lightweight aggregates Designations and classification
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