577343

Information

• Patent Grant
• 577343

• References
• Source

• Patent Number

  577,343

• Date Filed

  Not available

• Date Issued

  Tuesday, February 16, 1897
  127 years ago

• CPC

  • E03C1/284 - having U-shaped trap
  • Y10T29/49439 - Trap making
  • Y10T137/4613 - Access opening

• US Classifications

  • 137 - Fluid handling
  • 029 - Metal working
  • 138 - Pipes and tubular conduits
  • 220 - Receptacles