3639937

Information

• Patent Grant
• 3639937

• References
• Source

• Patent Number

  3,639,937

• Date Filed

  Not available

• Date Issued

  Tuesday, February 8, 1972
  53 years ago

• CPC

  • B65D5/54 - Lines of weakness to facilitate opening of container or dividing it into separate parts by cutting or tearing
  • A47L13/52 - Dust pans Crumb trays
  • E01H1/1206 - for picking up excrements
  • E01H1/1213 - in situ treatment of excrements
  • E01H2001/126 - the implement being for single use but not glove-like
  • Y10S206/822 - Special shape

• US Classifications

  • 015 - Brushing, scrubbing, and general cleaning
  • 119 - Animal husbandry
  • 206 - Special receptacle or package
  • 229 - Envelopes, wrappers, and paperboard boxes
  • 294 - Handling: hand and hoist-line implements