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DE2409992A1
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Tear-open self adhesive envelope - incisions form easily grasped tab forming continuation of perforations
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CH574347A5
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Envelope with interrupted adhesive areas on cover sheet - prevents deformation due to moisture during closure
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CH574330A5
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Document register guided hanger - has adhesive to grip document on bar hooked at either end
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CH569631A5
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Envelope for attaching addressed document to parcel - has adhesive stripes on front and window on reverse side
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CH569632A5
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Paper envelope for repeated use - has adhesive layer on reverse side to retain folded sealing strip
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CH561607A5
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Personal announcement cards for births, weddings, etc. - has space already treated with adhesive for photograph
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