Patent for an improved pencil sharpening attachment that attaches to the driving shaft of the motor of an electric fan. The fan serves the purpose of acting as a fan and sharpening a pencil.
Patent for improvements in portable elevator devices. It is a cheaper and more efficient alternative to other portable elevator devices, designed with the purpose of unloading trucks.
Patent for a tractor attachment. The purpose of this attachment is to lift up the back wheels of the driving vehicle and improving the power of the vehicle.
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