Assignee
YARNELL IAN ROLAND
GB·3 granted patents·126 citations·filing 1983–1984
Top patents by PatentIndex Score
3 records- 0187US4648454ARobotYARNELL IAN ROLAND·Filed 1983·Granted Mar 10, 1987·88 cites·8 claims
- 0269US4487052ADevice and method for removing irregularities in or enlarging an underground ductYARNELL IAN ROLAND·Filed 1983·Granted Dec 11, 1984·25 cites·15 claims
- 0350US4602495ADevice and method for removing irregularities in or enlarging an underground ductYARNELL IAN ROLAND·Filed 1984·Granted Jul 29, 1986·13 cites·16 claims
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