DS

Donald A. Shapley

PO Polyvend: 1 patents #1 of 2Top 50%
📍 Conway, AR: #1 of 7 inventorsTop 15%
🗺 Arkansas: #17 of 215 inventorsTop 8%
Overall (1994): #35,096 of 165,921Top 25%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5372416 Vending machine having an incorporated anti vandal door Max M. Johnston 1994-12-13
5330384 Vertical coin stripper mechanism Roger L. Wilson 1994-07-19