RH

Robert A. Hackenberg

RC Robertson Paper Box Co.: 3 patents #2 of 4Top 50%
📍 East Lyme, CT: #65 of 183 inventorsTop 40%
🗺 Connecticut: #12,311 of 34,797 inventorsTop 40%
Overall (All Time): #1,683,289 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4394905 Auto platform carton 1983-07-26
4388999 Double-walled carton and blank for forming same Chapman Berry 1983-06-21
4185766 Two bulb carton Thomas Davidson 1980-01-29