71601045
Jul 21, 1950
Aug 7, 1951
MANUALLY-OPERATED PORTABLE KNAPSACK SPRAYER FOR USE IN APPLYING LIQUID SOLUTIONS TO PLANTS, AND TREES; FOR USE AS A FIRE EXTINGUISHER; FOR USE IN SPRAYING LIVESTOCK, WASHING WINDOWS, WASHING AUTOMOBILES, AND FOR WETTING DOWN DUSTY AREAS
Yarns and Threads