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Class Information
Number: 428/214
Name: Stock material or miscellaneous articles > Structurally defined web or sheet (e.g., overall dimension, etc.) > Including components having same physical characteristic in differing degree > Thickness (relative or absolute) > Of adhesive layers
Description: Product in which the components are layers which act as bonds between two other layers.

Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
4125662 Packaging film with improved heat sealability Nov. 14, 1978
4112171 Automotive glazing structure and method of producing the same Sep. 5, 1978
4096307 Anti-abrasive flame-resistant noise-suppressant laminate Jun. 20, 1978
4091135 Laminated bituminous roofing membrane May. 23, 1978
4081581 Laminated aircraft windshield Mar. 28, 1978
4039706 Laminated bituminous roofing membrane Aug. 2, 1977
4028475 Security film for shatterproofing windows Jun. 7, 1977
4022649 Method for producing metal laminates containing an interlayer of thermally stable heterocyclic polymer May. 10, 1977
4009312 Heat-adhesive film laminate Feb. 22, 1977
3976724 Blends of acid-containing copolymers and copolymers of acrylonitrile and a conjugated diolefin Aug. 24, 1976
3972467 Paper-board laminate Aug. 3, 1976
3967028 Sealed foam web Jun. 29, 1976
3956559 Solar control safety window May. 11, 1976
3949135 Structured film Apr. 6, 1976

1 2 3 4 5 6 7

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