Assignee
J & L STRUCTURAL INC
US·2 granted patents·34 citations·filing 1997–1998
Top patents by PatentIndex Score
2 records- 0150US5823042AMethod of making an improved hot rolled I-beam and associated productJ & L STRUCTURAL INC·Filed 1997·Granted Oct 20, 1998·8 cites·25 claims
- 0244US6219990B1Method of making an improved hot rolled I-beam and associated productJ & L STRUCTURAL INC·Filed 1998·Granted Apr 24, 2001·26 cites·5 claims
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