Inventor · disambiguated record

Roger Frank Duckworth

Also filed as: DUCKWORTH ROGER FRANK

3 granted patents·6 citations·filing 20062019

61Inventor score
Technology areasE04GB65B
Files withCOLES IAN DAVID1CONSTRUCTION TOOLS PC AB1HUSQVARNA AB1

Top patents by PatentIndex Score

3 records

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Roger Frank Duckworth — Patent Inventor | PatentIndex