2275558

Information

• Patent Grant
• 2275558

• References
• Source

• Patent Number

  2,275,558

• Date Filed

  Not available

• Date Issued

  Tuesday, March 10, 1942
  82 years ago

• CPC

  • H01B3/32 - natural resins

• US Classifications

  • 106 - Compositions: coating or plastic
  • 524 - Synthetic resins or natural rubbers