1615844

Information

• Patent Grant
• 1615844

• References
• Source

• Patent Number

  1,615,844

• Date Filed

  Not available

• Date Issued

  Tuesday, February 1, 1927
  97 years ago

• CPC

  • A47L15/28 - by lowering and lifting only

• US Classifications

  • 134 - Cleaning and liquid contact with solids