3665545

Information

• Patent Grant
• 3665545

• References
• Source

• Patent Number

  3,665,545

• Date Filed

  Not available

• Date Issued

  Tuesday, May 30, 1972
  53 years ago

• CPC

  • E01H1/0836 - Apparatus dislodging all of the dirt by suction ; Suction nozzles
  • B65F3/0209 - using suction

• US Classifications

  • 015 - Brushing, scrubbing, and general cleaning