2201459

Information

• Patent Grant
• 2201459

• References
• Source

• Patent Number

  2,201,459

• Date Filed

  Not available

• Date Issued

  Tuesday, May 21, 1940
  84 years ago

• CPC

  • C09K17/34 - Bituminous materials

• US Classifications

  • 405 - Hydraulic and earth engineering
  • 106 - Compositions: coating or plastic