TS 790-1972
METALLIC CAPS USED ?N MINES UNDERGROUND
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TS 790-1972
Standard No.
TS 790-1972
Release Date
1972
Published By
TR-TSE
Latest
TS 790-1972
TS 790-1972 history
1972
TS 790-1972
METALLIC CAPS USED ?N MINES UNDERGROUND
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