3881641

Information

• Patent Grant
• 3881641

• References
• Source

• Patent Number

  3,881,641

• Date Filed

  Not available

• Date Issued

  Tuesday, May 6, 1975
  49 years ago

• CPC

  • B67D1/108 - of the peristaltic type
  • A47G19/18 - Containers for delivering jam, mustard, or the like
  • A47K5/1215 - applied by a peristaltic action
  • F04B43/1246 - the roller being placed at the outside of the tubular flexible member

• US Classifications

  • 222 - Dispensing
  • 251 - Valves and valve actuation
  • 417 - Pumps