1679191

Information

• Patent Grant
• 1679191

• References
• Source

• Patent Number

  1,679,191

• Date Filed

  Not available

• Date Issued

  Tuesday, July 31, 1928
  96 years ago

• CPC

  • E03C1/294 - with provisions against loss of water lock
  • Y10T137/4516 - Seal replenishers
  • Y10T137/4598 - Topside access opening

• US Classifications

  • 137 - Fluid handling