Patent for an animal trap with a unique construction. It can be used for many animals but is specially made for salamanders or other burrowing type animals.

Patent for an automatic weighing-scale meant to be connected to a pneumatic conveyer to weigh cotton, grain, or other products. The invention weighs "any amount to which its scale may be set, and then cutting off the supply and emptying itself, when it may be reset, preferably by hand, to repeat the weighing operation" (lines 18-22).

Patent for an automatic cotton-weighing scale that is designed "to be used in connection with pneumatic conveyers, and it is of such construction that it will automatically weigh any amount that its scale may be set at, cut off the supply from the conveyer, empty itself, and immediately reset itself, the resetting of the machine opening the supply-valve from the conveyer, so that the weighing operation can be repeated" (lines 13-21).

Patent for Louis Skala's improvement on the bottle cap. This design features a clampable bottlecap design for better functionality and a better seal