2721823

Information

• Patent Grant
• 2721823

• References
• Source

• Patent Number

  2,721,823

• Date Filed

  Not available

• Date Issued

  Tuesday, October 25, 1955
  69 years ago

• CPC

  • F16L58/12 - by tar or bitumen
  • Y10T152/10882 - Patches
  • Y10T156/1033 - Flexible sheet to cylinder lamina

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 138 - Pipes and tubular conduits
  • 152 - Resilient tires and wheels