3914754

Information

• Patent Grant
• 3914754

• References
• Source

• Patent Number

  3,914,754

• Date Filed

  Not available

• Date Issued

  Tuesday, October 21, 1975
  49 years ago

• CPC

  • F15C1/005 - for measurement techniques
  • Y10T137/8225 - Position or extent of motion indicator

• US Classifications

  • 137 - Fluid handling
  • 073 - Measuring and testing
  • 181 - Acoustics
  • 235 - Registers
  • 367 - Communications, electrical: acoustic wave systems and devices