4. Amusement devices: toys
  5. Aerodynamically supported or retarded
  6. Parachute

Lonnie Johnson

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Apparatus and method for extracting plasticizer

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Treating polymer containing material or treating a solid...
Patent

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Toy airplane and launcher

Amusement devices: toys – Aerodynamically supported or retarded – Having motor-driven propeller
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Toy rocket with velocity dependent chute release

Amusement devices: toys – Aerodynamically supported or retarded – Parachute
Patent

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Wet diaper detector

Communications: electrical – Condition responsive indicating system – Specific condition
Patent

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Profile ID: LFUS-PAI-P-145063

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