1934383

Information

• Patent Grant
• 1934383

• References
• Source

• Patent Number

  1,934,383

• Date Filed

  Not available

• Date Issued

  Tuesday, November 7, 1933
  90 years ago

• CPC

  • C04B38/0605 - by sublimating
  • C04B2111/52 - Sound-insulating materials
  • Y10S264/63 - Processes of molding porous blocks

• US Classifications

  • 501 - Compositions: ceramic
  • 264 - Plastic and nonmetallic article shaping or treating: processes