JS

James V. Srackangast

📍 Harrisburg, NC: #32 of 128 inventorsTop 25%
🗺 North Carolina: #11,920 of 45,564 inventorsTop 30%
Overall (All Time): #1,213,706 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9109342 Manhole — 2015-08-18
7159835 Magnetic hole former — 2007-01-09
5308192 Method and apparatus for rehabilitating sewage manholes — 1994-05-03
4484724 Forming element and forming apparatus for casting manhole inverts — 1984-11-27