2021422

Information

• Patent Grant
• 2021422

• References
• Source

• Patent Number

  2,021,422

• Date Filed

  Not available

• Date Issued

  Tuesday, November 19, 1935
  89 years ago

• CPC

  • A01L7/06 - Elastic calks or studs

• US Classifications

  • 168 - Farriery