RB

Robert C. Berfield

SV Shop Vac: 7 patents #1 of 11Top 10%
📍 Jersey Shore, PA: #1 of 1 inventorsTop 100%
🗺 Pennsylvania: #22 of 3,759 inventorsTop 1%
Overall (1989): #986 of 140,708Top 1%
7
Patents 1989

Issued Patents 1989

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
4880364 Portable electric blower Ronald F. Meland, Craig A. Seasholtz 1989-11-14
4858271 Wheel type vacuum cleaner Ronald F. Meland 1989-08-22
4838838 Belt driving pulley having a roughened surface to reduce noise 1989-06-13
4836753 Portable electric blower Ronald F. Meland, Craig A. Seasholtz 1989-06-06
4799699 Dolly frame Craig A. Seasholtz 1989-01-24
4799285 Outlet port baffle for exhaust air 1989-01-24
4797072 Portable electric blower Ronald F. Meland, Craig A. Seasholtz 1989-01-10