RM

Robert W. Maier

Overall (All Time): #3,941,508 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
D304505 Underwater pool cleaning apparatus Charles J. Patterson, Deiter Rief, John Leavitt Gard, Herman E. Frentzel 1989-11-07