Soft package with dustproof cover

Soft package with dustproof cover

  • CN 2,337,113 Y
  • Filed: 09/01/1998
  • Issued: 09/08/1999
  • Est. Priority Date: 09/01/1998
  • Status: Active Grant
First Claim
Patent Images

1. a flexible packaging that has cover of dust is made up of cover of dust and flexible packaging, it is characterized in that the straw mouth place of flexible packaging has cover of dust.

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