2246640

Information

• Patent Grant
• 2246640

• References
• Source

• Patent Number

  2,246,640

• Date Filed

  Not available

• Date Issued

  Tuesday, June 24, 1941
  83 years ago

• CPC

  • E01H1/101 - Hydraulic loosening or dislodging, combined or not with mechanical loosening or dislodging
  • A47L13/03 - Scrapers having provisions for supplying cleaning agents
  • A47L13/11 - Squeegees
  • E01H1/0818 - in apparatus with mechanical loosening or feeding instruments

• US Classifications

  • 401 - Coating implements with material supply