follow the regular grade. interstices between the teeth of the bucket 2, which This invention is secured by two patents, one for As there is but little soil moved by this machine, it precedes it. These two buckets having passed over the mechanical construction and one for the design, takes but… … used on the road this win- cured. This adjustment is also used when the machine ter, and all the horses have FOSTER AND CHAFFEE'S DITCHING AND TILE-LAYING MACHINE. been in good condition. first begins to dig the ditch, Thomas Murphy, superintendent of the horses on the buckets being allowed to…
Patents · Claim · Combination · Cartridge · Patented · Purpose · Ment · Patent office · Cartridge cases · Purpose set · Address munn · Scientific American · Purposes set · Rotary engine · India rubber · Square inch · Cartridge case
Internet Archive · Public domain (published before 1931). Free to use for anything.