1987028

Information

• Patent Grant
• 1987028

• References
• Source

• Patent Number

  1,987,028

• Date Filed

  Not available

• Date Issued

  Tuesday, January 8, 1935
  90 years ago

• CPC

  • A47L5/06 - with rotary fans

• US Classifications

  • 015 - Brushing, scrubbing, and general cleaning