4. Boots, shoes, and leggings
  5. Soles
  6. Cushion

Harold S. Doyle

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Pneumatic inflating device

Boots – shoes – and leggings – Soles – Cushion
Reexamination Certificate

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Pneumatic inflating device contained entirely within shoe sole

Boots – shoes – and leggings – Soles – Cushion
Reexamination Certificate

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Shoe with pneumatic inflating device

Boots – shoes – and leggings – Soles – Cushion
Patent

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Profile ID: LFUS-PAI-P-1651401

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