4. Tent, canopy, umbrella, or cane
  5. Umbrella
  6. Self-opening and closing

Leon L. Shaw

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Nanostructured carbide cermet powders by high energy ball...

Powder metallurgy processes – Powder metallurgy processes with heating or sintering – Metal and nonmetal in final product
Reexamination Certificate

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Sinterable carbides from oxides using high energy milling

Chemistry of inorganic compounds – Silicon or compound thereof – Binary compound
Reexamination Certificate

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Tricycle canopy

Tent – canopy – umbrella – or cane – Umbrella – Self-opening and closing
Patent

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Profile ID: LFUS-PAI-P-1884921

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