Floor-polisher with disc-shaped brushes driven by a friction-wheel and pulled against the same by spring-action
DE495745C
Floor polishing machine with disc-shaped brushes driven by a friction wheel
US1677533A
Electrically-actuated surfacing machine
US1652915A
Tool for use in leveling, planing, and/or smoothing wood and other like surfaces
DE464615C
Tool for smoothing wooden surfaces
DE479997C
Device for processing surfaces by means of tools, which revolve around axes perpendicular to the surface, with suction of the dust through an annular gap
