2171906

Information

• Patent Grant
• 2171906

• References
• Source

• Patent Number

  2,171,906

• Date Filed

  Not available

• Date Issued

  Tuesday, September 5, 1939
  86 years ago

• CPC

  • D06F3/02 - Rubbing boards

• US Classifications

  • 068 - Textiles: fluid treating apparatus