4. Receptacles
  5. End wall structure
  6. Joint or seam between sidewall and end wall

Gin-Fung Cheng

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Can bottom having improved strength and apparatus for making sam

Receptacles – End wall structure – Joint or seam between sidewall and end wall
Patent

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Can bottom having improved strength and apparatus for making...

Metal deforming – By use of closed-die and coacting work-forcer – Cup or shell drawing
Reexamination Certificate

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Profile ID: LFUS-PAI-P-687609

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