3590557

Information

• Patent Grant
• 3590557

• References
• Source

• Patent Number

  3,590,557

• Date Filed

  Not available

• Date Issued

  Tuesday, July 6, 1971
  53 years ago

• CPC

  • B65B3/18 - Controlling escape of air from containers or receptacles during filling
  • B65B7/2878 - by heat-sealing
  • B67C3/223 - by squeezing the container elastically

• US Classifications

  • 053 - Package making