IS 11900
IS 11900 (Tungsten rods and tungsten wires for lamps and electron devices - Specification)· IS (Inde) · 1 matériaux
| Désignation | Groupe de matériaux | |
|---|---|---|
| IS 11900 | Tungstène | chevron_right |
IS 11900 (Tungsten rods and tungsten wires for lamps and electron devices - Specification)· IS (Inde) · 1 matériaux
| Désignation | Groupe de matériaux | |
|---|---|---|
| IS 11900 | Tungstène | chevron_right |