| 摘要 |
FIELD: industry and agriculture for packing and sealing articles, packets and documents. SUBSTANCE: device is designed as film label, which front side carries required information about seal, including number, date and signature. Back side of seal carries a layer of durable adherence composite, which is covered by air-tight film. Label is made from transparent film. Paint provided under glue layer on label surface to be adhered carries information on seal break in mirror reverse form. Color of glue composite has same color as paint, but is contrastive with respect to information on front side of label. EFFECT: increased protection against undetected seal break, simplified and facilitated method for sealing, decreased costs on manufacturing and sealing. 3 dwg
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