1356530

Information

• Patent Grant
• 1356530

• References
• Source

• Patent Number

  1,356,530

• Date Filed

  Not available

• Date Issued

  Tuesday, October 26, 1920
  104 years ago

• CPC

  • E03C1/288 - having non-return valves against return of waste water
  • Y10T137/4486 - Plural valves or valve seats
  • Y10T137/4501 - Ball valve
  • Y10T137/4531 - Divided and recombined passages

• US Classifications

  • 137 - Fluid handling
  • 123 - Internal-combustion engines