2020697

Information

• Patent Grant
• 2020697

• References
• Source

• Patent Number

  2,020,697

• Date Filed

  Not available

• Date Issued

  Tuesday, November 12, 1935
  89 years ago

• CPC

  • D04H1/22 - Three-dimensional articles formed by felting processes

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 277 - Seal for a joint or juncture
  • 425 - Plastic article or earthenware shaping or treating: apparatus