UNT Libraries Government Documents Department - 2 Matching Results
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- Rotary Pneumatic Toy.
- Patent for improvements in rotary pneumatic toys, "which can be carried by a child and caused to rotate by the action of the air when the toy is carried rapidly or if the air is violently circulated" (lines 11-15) including illustrations.
- Toy.
- Patent for certain new and useful improvements in toys. This design is to " produce a top which will be capable of unusual momentum with the resultant prolonged action" (line 10 - 12).