4. Package making
  5. Gas filling and/or evacuating of receptacle and closing
  6. Pressure responsive and/or regulation

William D. Birdsong, Jr.

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Apparatus and method for manufacturing gas-filled balls with pre

Amusement devices: games – Aerial projectile game; game element or accessory therefor... – Target
Patent

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Apparatus for manufacturing gas-filled balls with precision

Package making – Gas filling and/or evacuating of receptacle and closing – Pressure responsive and/or regulation
Patent

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Profile ID: LFUS-PAI-P-1690159

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