4. Plastic article or earthenware shaping or treating: apparatus
  5. Shaping surface including means to release or remove product...
  6. By differential gas pressure ejecting means

James R. Goldberg

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Injection mold for a bottle closure device

Plastic article or earthenware shaping or treating: apparatus – Shaping surface including means to release or remove product... – By differential gas pressure ejecting means
Patent

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Molded safety closure device

Bottles and jars – Closures – Frangible member or portion
Patent

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Safety champagne cork

Bottles and jars – Closures – Frangible member or portion
Patent

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Profile ID: LFUS-PAI-P-588297

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