DH

Dennis M. Hallam

Overall (All Time): #1,685,601 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4262459 Roof gutter — 1981-04-21
4227352 Roof gutter — 1980-10-14
4226056 Fascia gutter — 1980-10-07