1998923

Information

• Patent Grant
• 1998923

• References
• Source

• Patent Number

  1,998,923

• Date Filed

  Not available

• Date Issued

  Tuesday, April 23, 1935
  90 years ago

• CPC

  • C08C3/02 - Purification
  • Y10S528/933 - Resin removal or conversion

• US Classifications

  • 528 - Synthetic resins or natural rubbers