2000931

Information

• Patent Grant
• 2000931

• References
• Source

• Patent Number

  2,000,931

• Date Filed

  Not available

• Date Issued

  Tuesday, May 14, 1935
  89 years ago

• CPC

  • A47L11/40 - Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups
  • A47L11/2065 - having only one disc brush
  • A47L11/4038 - Disk shaped surface treating tools
  • A47L11/4044 - Vacuuming or pick-up tools; Squeegees
  • A47L11/4055 - for lifting the tools to a non-working position
  • A47L11/4058 - for adjusting the height of the tool
  • A47L11/4094 - Accessories to be used in combination with conventional vacuum-cleaning devices
  • A47L11/4097 - Means for exhaust-air diffusion; Exhaust-air treatment

• US Classifications

  • 015 - Brushing, scrubbing, and general cleaning