1669271

Information

• Patent Grant
• 1669271

• References
• Source

• Patent Number

  1,669,271

• Date Filed

  Not available

• Date Issued

  Tuesday, May 8, 1928
  97 years ago

• CPC

  • E03D5/12 - discharging periodically
  • Y10T137/7316 - Self-emptying tanks
  • Y10T137/7319 - By float
  • Y10T137/7323 - By float

• US Classifications

  • 137 - Fluid handling
  • 004 - Baths, closets, sinks, and spittoons
  • 126 - Stoves and furnaces