4. Optical: systems and elements
  5. Lens
  6. Fluid

Lawrence D. Quaglia

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Automatic fast focusing infinitely variable focal power lens uni

Optical: systems and elements – Lens – Fluid
Patent

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Infinitely variable focal power lens units precisely matched to

Optical: systems and elements – Lens – Fluid
Patent

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Precision super high strength wheel, roller and track tread cons

Land vehicles: wheels and axles – Wheel – Compression wheel
Patent

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Pressure regulated lubricating system for bearings

Bearings – Rotary bearing – Plain bearing
Patent

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Self-adjusting O-ring seal product to retain internal bearing lu

Seal for a joint or juncture – Seal between relatively movable parts – Relatively rotatable radially extending sealing face member
Patent

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Profile ID: LFUS-PAI-P-863650

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