Inventor
BROWN NEIL F
5 patents
Patents
5 patentsUSD273622SApr 24, 1984
Floor maintenance machine
TENNANT CO28 citations91
US4262382AApr 21, 1981
Multi-speed brush control
TENNANT CO29 citations90
US3942218AMar 9, 1976
Scrubbing machine
TENNANT CO47 citations90
US3938212AFeb 17, 1976
Scrubbing machine
TENNANT CO31 citations80
US4334335AJun 15, 1982
Scrubber with hydraulic squeegee lift
TENNANT CO22 citations76