2643080

Information

• Patent Grant
• 2643080

• References
• Source

• Patent Number

  2,643,080

• Date Filed

  Not available

• Date Issued

  Tuesday, June 23, 1953
  71 years ago

• CPC

  • B65D19/0085 - each contact surface having a stringer-like shape
  • B65D2519/00019 - Paper
  • B65D2519/00054 - Paper
  • B65D2519/00288 - made of one piece
  • B65D2519/00323 - made of more than one piece
  • B65D2519/00333 - contact surface having a stringer-like shape
  • B65D2519/00432 - Non-integral
  • B65D2519/00572 - with separate auxiliary element

• US Classifications

  • 108 - Horizontally supported planar surfaces