Assignee
1854081 ONTARIO LTD
CA·2 granted patents·2 citations·filing 2017–2022
Top patents by PatentIndex Score
2 records- 0166US11280192B2Apparatus and method for preparing a blast hole in a rock face during a mining operation1854081 ONTARIO LTD·Filed 2017·Granted Mar 22, 2022·2 cites·14 claims
- 0255US11773719B2Apparatus and method for preparing a blast hole in a rock face during a mining operation1854081 ONTARIO LTD·Filed 2022·Granted Oct 3, 2023·0 cites·17 claims
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