Assignee

WIDMER ALFRED

CH·2 granted patents·50 citations·filing 1991–2012

Technology mixA46B1 B44C1 E01C1 E04F1

Top patents by PatentIndex Score

2 records

0187USD719712SFloor maintenance toolWIDMER ALFRED·Filed 2012·Granted Dec 16, 2014·19 cites·1 claims
0256US5249884ACustom design interlocking in a standard matrixWIDMER ALFRED·Filed 1991·Granted Oct 5, 1993·31 cites·4 claims

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