3448457

Information

• Patent Grant
• 3448457

• References
• Source

• Patent Number

  3,448,457

• Date Filed

  Not available

• Date Issued

  Tuesday, June 3, 1969
  55 years ago

• CPC

  • G08C19/18 - using a variable number of pulses in a train
  • G01F15/063 - using electrical means
  • G01F15/0755 - involving digital counting
  • G01L9/00 - Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by electric or magnetic pressure-sensitive elements Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material by electric or magnetic means

• US Classifications

  • 346 - Recorders
  • 340 - Communications: electrical