4. Plastic article or earthenware shaping or treating: apparatus
  5. Press forming means, press reshaping means, or vulcanizing...
  6. Expansible roll type

Koji Sumiyoshi

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Apparatus for forming sheet products

Plastic article or earthenware shaping or treating: apparatus – Press forming means – press reshaping means – or vulcanizing... – Expansible roll type
Patent

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Process for forming sheet products

Plastic and nonmetallic article shaping or treating: processes – Mechanical shaping or molding to form or reform shaped article – Reshaping running or indefinite-length work
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1706971

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