1692020

Information

• Patent Grant
• 1692020

• References
• Source

• Patent Number

  1,692,020

• Date Filed

  Not available

• Date Issued

  Tuesday, November 20, 1928
  96 years ago

• CPC

  • F01B25/00 - Regulating, controlling, or safety means
  • F01B2250/009 - Condensor pumps for steam engines

• US Classifications

  • 060 - Power plants