TS 2170-1976
RULES POR LAYING UNDERGROUND WATER AND GAS PIPES
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TS 2170-1976
Standard No.
TS 2170-1976
Release Date
1976
Published By
TR-TSE
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TS 2170-1976
TS 2170-1976 history
1976
TS 2170-1976
RULES POR LAYING UNDERGROUND WATER AND GAS PIPES
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