Superseded
Standard
Historical
DIN 20301:1973-12
Rock drilling operations; terminology, units, and symbols for use in formulae
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Summary
Gesteinsbohrtechnik; Begriffe, Einheiten, Formelzeichen
Technical characteristics
| Publisher | Deutsche Institut für Normung e.V. (DIN) |
| Publication Date | 12/01/1973 |
| Page Count | 8 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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01/01/1999
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01/12/1973
Superseded
Historical