3639298

Information

• Patent Grant
• 3639298

• References
• Source

• Patent Number

  3,639,298

• Date Filed

  Not available

• Date Issued

  Tuesday, February 1, 1972
  53 years ago

• CPC

  • C08K3/22 - of metals
  • Y10S521/907 - Nonurethane flameproofed cellular product
  • Y10S526/938 - Rubbery property

• US Classifications

  • 521 - Synthetic resins or natural rubbers
  • 524 - Synthetic resins or natural rubbers
  • 526 - Synthetic resins or natural rubbers