4. Signals and indicators
  5. Street traffic
  6. Portable

Andrew B. Huang

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Oil filter construction for hand spinning

Liquid purification or separation – With repair or assembling means – Hoist or handle means
Patent

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Self heating individual meal package

Stoves and furnaces – Heaters – Chemical
Patent

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Self-stable, portable, foldable, easily assembled road warning s

Signals and indicators – Street traffic – Portable
Patent

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Profile ID: LFUS-PAI-P-38007

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