3142257

Information

• Patent Grant
• 3142257

• References
• Source

• Patent Number

  3,142,257

• Date Filed

  Not available

• Date Issued

  Tuesday, July 28, 1964
  60 years ago

• CPC

  • B65B3/32 - by pistons co-operating with measuring chambers
  • F04B19/025 - cylinders rotating around their own axis

• US Classifications

  • 417 - Pumps
  • 092 - Expansible chamber devices
  • 222 - Dispensing