2575304

Information

• Patent Grant
• 2575304

• References
• Source

• Patent Number

  2,575,304

• Date Filed

  Not available

• Date Issued

  Tuesday, November 13, 1951
  73 years ago

• CPC

  • G01L27/02 - of indicators

• US Classifications

  • 073 - Measuring and testing
  • 092 - Expansible chamber devices