RH

Roy Hartness

PN Pneumafil: 1 patents #1 of 2Top 50%
📍 Mount Holly, NC: #2 of 4 inventorsTop 50%
🗺 North Carolina: #217 of 1,241 inventorsTop 20%
Overall (1989): #63,110 of 140,708Top 45%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4857090 Energy conservation system for cooling and conditioning air — 1989-08-15