2235314

Information

• Patent Grant
• 2235314

• References
• Source

• Patent Number

  2,235,314

• Date Filed

  Not available

• Date Issued

  Tuesday, March 18, 1941
  84 years ago

• CPC

  • G01C9/30 - Means for adjusting dimensions of bubble

• US Classifications

  • 033 - Geometrical instruments
  • 073 - Measuring and testing
  • 092 - Expansible chamber devices