Assignee
SHAVYRIN VLADIMIR SERGEEVICH
2 granted patents·2 citations·filing 1974–1975
Top patents by PatentIndex Score
2 records- 0118US3957663ALubricant composition for drilling pipeSHAVYRIN VLADIMIR SERGEEVICH·Filed 1974·Granted May 18, 1976·2 cites·1 claims
- 029US3968043AMethod of preparation of material for lubrication of external surface of drilling pipeSHAVYRIN VLADIMIR SERGEEVICH·Filed 1975·Granted Jul 6, 1976·0 cites·1 claims
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