LH

Louis E. Hay

📍 Dayton, OH: #6 of 111 inventorsTop 6%
🗺 Ohio: #167 of 2,550 inventorsTop 7%
Overall (1982): #10,633 of 81,411Top 15%
2
Patents 1982

Issued Patents 1982

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4358269 Plasterless mounting dental articulator Roger W. Mercer 1982-11-09
4315740 Apparatus for mounting dental casts Roger W. Mercer 1982-02-16