BH

Bo G. Hellers

Overall (All Time): #2,360,546 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4488963 Sewage system for waste water 1984-12-18
4199828 Vacuum toilet apparatus for mobile units 1980-04-29