Assignee
SDS PTY LTD
AU·3 granted patents·48 citations·filing 1993–1995
Technology mixE21B3
Top patents by PatentIndex Score
3 records- 0144US5803188AHydraulically driven percussion hammerSDS PTY LTD·Filed 1995·Granted Sep 8, 1998·24 cites·11 claims
- 0232US5497839ALiquid-driven downhole hammer drillSDS PTY LTD·Filed 1993·Granted Mar 12, 1996·19 cites·15 claims
- 0328US5542484ALiquid reciprocating piston hammer drilling arrangement without cavitationSDS PTY LTD·Filed 1993·Granted Aug 6, 1996·5 cites·14 claims
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