2293568

Information

• Patent Grant
• 2293568

• References
• Source

• Patent Number

  2,293,568

• Date Filed

  Not available

• Date Issued

  Tuesday, August 18, 1942
  82 years ago

• CPC

  • B32B37/04 - characterised by the partial melting of at least one layer
  • B32B37/203 - One or more of the layers being plastic
  • B32B2310/0454 - Hot air
  • B32B2317/12 - Paper
  • B32B2398/20 - Thermoplastics

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture