| 000 | 00338nam a2200133 4500 | ||
|---|---|---|---|
| 999 |
_c178073 _d178073 |
||
| 027 |
_aSLS 321 : 1974 _q1974 |
||
| 041 | _aeng | ||
| 942 | _cSD | ||
| 110 | _aBUREAU OF CEYLON STANDARDS | ||
| 245 | _aSLS 321 : 1974 : Specification for umbrella ribs | ||
| 260 |
_aColombo _bBureau of Ceylon Standards |
||
| 300 | _a13p. | ||
| 500 | _aSTD2530 | ||