Translated title of the contribution | Menetelmä jännitysaallon mittaamiseksi, mittauslaite ja kallion rikkomislaite |
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Original language | Finnish |
Patent number | Pat. FI 120559 B |
Priority date | 30/11/09 |
Publication status | Published - 2009 |
Publication type | H1 Granted patent |
Publication forum classification
- No publication forum level