JPS6240910Y2 - - Google Patents

Info

Publication number

JPS6240910Y2

JPS6240910Y2 JP16847880U JP16847880U JPS6240910Y2 JP S6240910 Y2 JPS6240910 Y2 JP S6240910Y2 JP 16847880 U JP16847880 U JP 16847880U JP 16847880 U JP16847880 U JP 16847880U JP S6240910 Y2 JPS6240910 Y2 JP S6240910Y2

Authority

JP

Japan

Prior art keywords

bag

plastic film

tongue

printed

opaque sheet

Prior art date

1980-11-25

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

Expired

Links

• Espacenet
• Global Dossier
• Discuss

• 238000004806 packaging method and process Methods 0.000 claims description 14
• 239000002985 plastic film Substances 0.000 claims description 11
• 229920006255 plastic film Polymers 0.000 claims description 10
• 238000007789 sealing Methods 0.000 claims description 7
• 230000000694 effects Effects 0.000 description 6
• 238000004519 manufacturing process Methods 0.000 description 3
• 239000012790 adhesive layer Substances 0.000 description 2
• 229920003023 plastic Polymers 0.000 description 2
• 238000004040 coloring Methods 0.000 description 1
• 238000007796 conventional method Methods 0.000 description 1
• 238000000034 method Methods 0.000 description 1
• 230000035699 permeability Effects 0.000 description 1
• 239000004033 plastic Substances 0.000 description 1
• 230000003014 reinforcing effect Effects 0.000 description 1
• 229920005992 thermoplastic resin Polymers 0.000 description 1
• 238000009423 ventilation Methods 0.000 description 1