1972778

Information

• Patent Grant
• 1972778

• References
• Source

• Patent Number

  1,972,778

• Date Filed

  Not available

• Date Issued

  Tuesday, September 4, 1934
  92 years ago

• CPC

  • D06F45/16 - Details
  • Y10T74/20756 - Collapsible

• US Classifications

  • 074 - Machine element or mechanism
  • 068 - Textiles: fluid treating apparatus