1555209

Information

• Patent Grant
• 1555209

• References
• Source

• Patent Number

  1,555,209

• Date Filed

  Not available

• Date Issued

  Tuesday, September 29, 1925
  99 years ago

• CPC

  • C04B41/009 - characterised by the material treated
  • C04B41/4515 - application under vacuum or reduced pressure
  • Y10S264/43 - Processes of curing clay and concrete materials

• US Classifications

  • 427 - Coating processes
  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 404 - Road structure, process, or apparatus