2133245

Information

• Patent Grant
• 2133245

• References
• Source

• Patent Number

  2,133,245

• Date Filed

  Not available

• Date Issued

  Tuesday, October 11, 1938
  86 years ago

• CPC

  • C04B28/04 - Portland cements
  • C04B24/302 - Phenol-formaldehyde condensation polymers

• US Classifications

  • 524 - Synthetic resins or natural rubbers
  • 106 - Compositions: coating or plastic
  • 264 - Plastic and nonmetallic article shaping or treating: processes