Inventions for which patents have recently been granted by the U. S. Patent Office:
> A hot-water bag equipped with projecting fins to prevent burns.
> An air-inflated, shock-absorbing boxing glove.
>A spoon with a knife edge on the handle for opening eggs.
> A fan with rotary blades, to be held in the hand and operated by opening & closing the fingers.
> A fan which can be geared to a sewing machine to keep the operator cool. > A motor which can be geared to the steering wheel of an automobile, to help the...
To continue reading:
or
Log-In
