4. Amusement devices: toys
  5. Having permanent magnet
  6. And member movable in spaced relation to moving magnet

Roger W. Andrews

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Magnetic spinner toy

Amusement devices: toys – Having permanent magnet – And member movable in spaced relation to moving magnet
Patent

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Magnetic spinning top game

Amusement devices: games – Surface projectile game; game element – Simulated game
Patent

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Novelty electric motor

Electricity: motive power systems – Reciprocating or oscillating motor – Energizing winding circuit control
Patent

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Profile ID: LFUS-PAI-P-984072

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