LD

Lawrence B. Dumm

🗺 California: #149,087 of 386,348 inventorsTop 40%
Overall (All Time): #1,452,293 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10683667 Debris repelling filtering device for roof gutters Slate E. Bryer, Christopher G. Tatasciore 2020-06-16
9783988 Debris repelling filtering device for roof gutters Slate E. Bryer, Christopher G. Tatasciore 2017-10-10
9284735 Debris repelling filtering device for roof gutters Slate E. Bryer, Christopher G. Tatasciore 2016-03-15