PG

Peter F. Grelle

OL Olin: 3 patents #231 of 783Top 30%
Overall (All Time): #1,672,882 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4733613 Adjustable volume shot wad structure and method of assembling the same Stephen J. Bilsbury 1988-03-29
4614157 Plastic cartridge case Venkataramaraj S. Urs 1986-09-30
4569288 Plastic cartridge case Venkataramaraj S. Urs 1986-02-11