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Home › Multi-phase process for debossing and perforating a polymeric web to coincide with the image of one or more three-dimensional forming structures

Multi-phase process for debossing and perforating a polymeric web to coincide with the image of one or more three-dimensional forming structures

US Patent 4609518 · Granted Sep 2, 1986

Estimated economic value: $57,491,000 ⓘ

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