4. Wells
  5. Valves, closures or changeable restrictors
  6. Destructible element

Ronald A. Holland

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Combination football and skating game with enclosed ramp field a

Amusement devices – Surface for wheeled or gliding vehicle – For wheeled vehicle
Patent

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Electric bicycle

Motor vehicles – Special wheel base – Rider propulsion with additional source of power – e.g.,...
Reexamination Certificate

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Electric bicycle

Motor vehicles – Special wheel base – Rider propulsion with additional source of power – e.g.,...
Reexamination Certificate

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Electrochemical generation of silane

Electrolysis: processes – compositions used therein – and methods – Electrolytic synthesis – Preparing inorganic compound
Patent

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Oil well standing valve

Wells – Valves – closures or changeable restrictors – Destructible element
Patent

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Profile ID: LFUS-PAI-P-1056511

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