525007

Information

• Patent Grant
• 525007

• References
• Source

• Patent Number

  525,007

• Date Filed

  Not available

• Date Issued

  Tuesday, August 28, 1894
  130 years ago

• CPC

  • D01F9/145 - from pitch or distillation residues
  • Y10T29/304 - Using transitory solid cover material

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 029 - Metal working
  • 106 - Compositions: coating or plastic
  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 313 - Electric lamp and discharge devices
  • 445 - Electric lamp or space discharge component or device manufacturing