TS 3231-1978
(FIRECLAY DRAIN TILE)
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TS 3231-1978
Standard No.
TS 3231-1978
Release Date
1978
Published By
TR-TSE
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TS 3231-1978
TS 3231-1978 history
1978
TS 3231-1978
(FIRECLAY DRAIN TILE)
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