3806979

Information

• Patent Grant
• 3806979

• References
• Source

• Patent Number

  3,806,979

• Date Filed

  Not available

• Date Issued

  Tuesday, April 30, 1974
  50 years ago

• CPC

  • E01H8/105 - Pneumatically or hydraulically loosening, removing or dislodging undesirable matter
  • B61B13/04 - Monorail systems
  • B61K3/02 - Apparatus therefor combined with vehicles

• US Classifications

  • 015 - Brushing, scrubbing, and general cleaning