1667434

Information

• Patent Grant
• 1667434

• References
• Source

• Patent Number

  1,667,434

• Date Filed

  Not available

• Date Issued

  Tuesday, April 24, 1928
  96 years ago

• CPC

  • B28B21/72 - Producing multilayer tubes
  • B28B19/00 - Machines or methods for applying the material to surfaces to form a permanent layer thereon
  • Y10T156/1038 - Hollow cylinder article

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture