2506346

Information

• Patent Grant
• 2506346

• References
• Source

• Patent Number

  2,506,346

• Date Filed

  Not available

• Date Issued

  Tuesday, May 2, 1950
  75 years ago

• CPC

  • B65D19/0081 - forming a continuous plane contact surface
  • B65D2519/00019 - Paper
  • B65D2519/00054 - Paper
  • B65D2519/00273 - made of more than one piece
  • B65D2519/00293 - made of more than one piece
  • B65D2519/00318 - made of one piece
  • B65D2519/00343 - contact surface being substantially in the form of a panel
  • B65D2519/00557 - without separate auxiliary elements
  • B65D2519/00562 - chemical connection

• US Classifications

  • 108 - Horizontally supported planar surfaces