BD

Bobbie J. Ramey, deceased

Chevron: 1 patents #2,615 of 4,788Top 55%
🗺 Texas: #73,555 of 125,132 inventorsTop 60%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4221877 Modified diphenylmethane diisocyanates useful in polyurethanes or polyisocyanurates Michael Cuscurida, Robert L. Zimmerman 1980-09-09