4. Plastic article or earthenware shaping or treating: apparatus
  5. Plural female mold cavities cooperating with single press...
  6. Male-type press member

Cornelis Rook

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Device for manufacturing stones

Plastic article or earthenware shaping or treating: apparatus – Means to form preform from bulk and means to convolute or... – Convoluting means includes an endless surface
Patent

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Method for manufacturing stones in a press

Plastic and nonmetallic article shaping or treating: processes – With step of making mold or mold shaping – per se
Patent

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Press for manufacturing stones

Plastic article or earthenware shaping or treating: apparatus – Plural female mold cavities cooperating with single press... – Male-type press member
Patent

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Profile ID: LFUS-PAI-P-235844

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