4. Plastic article or earthenware shaping or treating: apparatus
  5. Female mold including tamping means or means utilizing mold...
  6. Means to vibrate shaping surface

Kunizo Hiraoka

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Apparatus for molding a concrete pipe

Plastic article or earthenware shaping or treating: apparatus – Control means responsive to or actuated by means sensing or... – Feed control of material en route to shaping area
Patent

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Apparatus for producing concrete pipes

Plastic article or earthenware shaping or treating: apparatus – Female mold including tamping means or means utilizing mold... – Means to vibrate shaping surface
Patent

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Emergency escape apparatus

Fire escape – ladder – or scaffold – Torso harness – Attached to strand wound on reel – and means for retarding...
Patent

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Process for molding a concrete pipe

Plastic and nonmetallic article shaping or treating: processes – With measuring – testing – or inspecting – Positioning of a mold part to form a cavity or controlling...
Patent

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Profile ID: LFUS-PAI-P-1438236

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