TH

Thomas A. Hollfelder

PS Porta Systems: 2 patents #2 of 8Top 25%
📍 Huntington, NY: #4 of 26 inventorsTop 20%
🗺 New York: #278 of 3,580 inventorsTop 8%
Overall (1982): #7,131 of 81,411Top 9%
2
Patents 1982

Issued Patents 1982

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4335416 Telephone protector module having flag indicator Paul V. De Luca 1982-06-15
4334129 Telephone digital office cutover system Paul V. De Luca, John Gazzo 1982-06-08