000 00914cam a2200145ua 4500
041 _aeng
_h
082 _a669.14
_bIND/SP
110 1 _aIndian standards institution .
_bISI
_c()
245 _aSpecification for steel door frames,IS:4351-1976 /
_cIndian standards institution.
_hTextual Documents
260 _aNew Delhi :
_bIndian Standards Institution ,
_c1986.
300 _a15 ; .
504 _a
942 _cBK
999 _c4404
_d4404