LD

Leon H. Dubner

UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Surfside, FL: #184 of 392 inventorsTop 50%
🗺 Florida: #33,682 of 67,251 inventorsTop 55%
Overall (All Time): #4,027,839 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4425479 Apparatus for annunciating the completion of a telephone call hold interval Gene R. Spiller 1984-01-10