Inventor · disambiguated record
Bertrum England
Also filed as: ENGLAND BERTRUM
2 granted patents·49 citations·filing 2002–2002
64Inventor score
Technology areasE01F
Files withILLINOIS TOOL WORKS2
Top patents by PatentIndex Score
2 records- 0179US6726434B2Traffic cone setting devices for depositing traffic cones onto roadway surfacesILLINOIS TOOL WORKS·Filed 2002·Granted Apr 27, 2004·31 cites·26 claims
- 0267US7101143B2Traffic cone retrieving device for removing traffic cones from roadway surfacesILLINOIS TOOL WORKS·Filed 2002·Granted Sep 5, 2006·18 cites·27 claims
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