the solutions in the test tube. To be sure handle being drawn downward, the stem is cut by the there is no dan- plates as they come together. The fruit is then con- that no air bubbles rise into the bend, it is well to have ger of the pipe ducted by the tube gently to the ground. the zinc sulphate… … This invention has been patented by Mr. Henry G. EVANS' FRUIT GATHERER. by suction the liquid is drawn up until it rises through Schramm, of Camden, N. J., who will furnish any the capillary tube, well into the larger one. The suc- This invention has been patented by Mr. Eugene further particulars.…
Patents · Munn · Tripod · Patented · Scientific American · Solder · Wrought iron · Natural gas · American supplement · Express money · Tripod head · Address munn · Screw cutting · Test tubes · Letters patent
Internet Archive · Public domain (published before 1931). Free to use for anything.
