Assignee
WHITE METAL ROLLING AND STAMPI
4 granted patents·76 citations·filing 1978–1979
Technology mixE06C4
Top patents by PatentIndex Score
4 records- 0182US4155422ACombination step, stair well and extension laddersWHITE METAL ROLLING AND STAMPI·Filed 1978·Granted May 22, 1979·45 cites·8 claims
- 0269US4204587ALadder constructionsWHITE METAL ROLLING AND STAMPI·Filed 1978·Granted May 27, 1980·26 cites·10 claims
- 0330US4187928AStepladdersWHITE METAL ROLLING AND STAMPI·Filed 1978·Granted Feb 12, 1980·3 cites·5 claims
- 0429US4222460AExtension laddersWHITE METAL ROLLING AND STAMPI·Filed 1979·Granted Sep 16, 1980·2 cites·7 claims
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