2553821

Information

• Patent Grant
• 2553821

• References
• Source

• Patent Number

  2,553,821

• Date Filed

  Not available

• Date Issued

  Tuesday, May 22, 1951
  73 years ago

• CPC

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

• US Classifications

  • 092 - Expansible chamber devices