DH

David L. Hird

📍 Pompton Lakes, NJ: #1 of 5 inventorsTop 20%
🗺 New Jersey: #754 of 2,847 inventorsTop 30%
Overall (1982): #70,620 of 81,411Top 90%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4320924 Reciprocated concrete surfacer member with shielded spring return Edward R. Langfield, James L. Hile 1982-03-23