4. Machines not elsewhere specified
  5. Material working, abrading, or founding machinery
  6. Element or attachment

John W. Gregg

Attorney

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Apparatus and method for blow moulding

Plastic and nonmetallic article shaping or treating: processes – Forming continuous or indefinite length work – Of varying cross-sectional area or with intermittent...
Reexamination Certificate

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Apparatus and method for injection molding

Plastic and nonmetallic article shaping or treating: processes – Mechanical shaping or molding to form or reform shaped article – Shaping against forming surface
Reexamination Certificate

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Apparatus for blow molding

Plastic article or earthenware shaping or treating: apparatus – With apparatus assembly or dismantling means or with idle part
Reexamination Certificate

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Apparatus for blow molding

Plastic article or earthenware shaping or treating: apparatus – With apparatus assembly or dismantling means or with idle part
Reexamination Certificate

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Apparatus for blow molding

Plastic article or earthenware shaping or treating: apparatus – With apparatus assembly or dismantling means or with idle part
Reexamination Certificate

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