3550176

Information

• Patent Grant
• 3550176

• References
• Source

• Patent Number

  3,550,176

• Date Filed

  Not available

• Date Issued

  Tuesday, December 29, 1970
  54 years ago

• CPC

  • A47L21/02 - Machines

• US Classifications

  • 015 - Brushing, scrubbing, and general cleaning