2697512

Information

• Patent Grant
• 2697512

• References
• Source

• Patent Number

  2,697,512

• Date Filed

  Not available

• Date Issued

  Tuesday, December 21, 1954
  70 years ago

• CPC

  • A47C27/124 - with feathers, down or similar inlays
  • B68G3/02 - Cleaning Conditioning

• US Classifications

  • 209 - Classifying, separating, and assorting solids
  • 055 - Gas separation