Assignee
DRILLCO DEVICES LIMITED
US·3 granted patents·93 citations·filing 1980–1985
Top patents by PatentIndex Score
3 records- 0173US4339217AExpanding anchor bolt assemblyDRILLCO DEVICES LIMITED·Filed 1980·Granted Jul 13, 1982·42 cites·4 claims
- 0268US4307636AUndercutting toolDRILLCO DEVICES LIMITED·Filed 1980·Granted Dec 29, 1981·27 cites·1 claims
- 0357US4627140AAnchor bolt setting impact toolDRILLCO DEVICES LIMITED·Filed 1985·Granted Dec 9, 1986·24 cites·11 claims
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