1530394

Information

• Patent Grant
• 1530394

• References
• Source

• Patent Number

  1,530,394

• Date Filed

  Not available

• Date Issued

  Tuesday, March 17, 1925
  99 years ago

• CPC

  • E02C1/06 - Devices for filling or emptying locks

• US Classifications

  • 405 - Hydraulic and earth engineering