2774870

Information

• Patent Grant
• 2774870

• References
• Source

• Patent Number

  2,774,870

• Date Filed

  Not available

• Date Issued

  Tuesday, December 18, 1956
  68 years ago

• CPC

  • G01L23/32 - Apparatus specially adapted for recording pressure changes measured by indicators
  • G01L9/12 - by making use of variation in capacitance
  • G01L23/125 - by changing capacitance

• US Classifications

  • 331 - Oscillators
  • 073 - Measuring and testing
  • 324 - Electricity: measuring and testing
  • 369 - Dynamic information storage or retrieval