EB

Edward Boller

TL The Hydrovane Compressor Company, Limited: 5 patents #1 of 2Top 50%
Overall (All Time): #885,612 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6135720 Air compressors of sliding vane eccentric rotor type 2000-10-24
4642033 Positive displacement air compressors 1987-02-10
4553906 Positive displacement rotary compressors Michael R. Williams 1985-11-19
D274433 Rotary compressor 1984-06-26
4441871 Rotary compressors with primary and secondary oil separation means 1984-04-10
4388046 Rotary compressors 1983-06-14