2355088

Information

• Patent Grant
• 2355088

• References
• Source

• Patent Number

  2,355,088

• Date Filed

  Not available

• Date Issued

  Tuesday, August 8, 1944
  80 years ago

• CPC

  • G01L23/221 - for detecting or indicating knocks in internal combustion engines
  • G01L9/12 - by making use of variation in capacitance
  • G01L23/32 - Apparatus specially adapted for recording pressure changes measured by indicators

• US Classifications

  • 333 - Wave transmission lines and networks
  • 073 - Measuring and testing
  • 331 - Oscillators
  • 334 - Tuners
  • 340 - Communications: electrical
  • 361 - Electricity: electrical systems and devices