| 摘要 |
A method and product resulting from employing radio frequency electric energy for heat-sealing a thermoplastic pouch to a thermoplastic sheet or banner to provide a banner with an improved supplemental signage pocket affixed thereto. The components of the present invention are, no adhesives and tape free. The product is formed by utilizing a heating sheet heated by RF energy to seal the banner to the pocket. A barrier is placed in said pocket to protect one wall of the pocket from being sealed to the banner.
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