3008137

Information

• Patent Grant
• 3008137

• References
• Source

• Patent Number

  3,008,137

• Date Filed

  Not available

• Date Issued

  Tuesday, November 7, 1961
  63 years ago

• CPC

  • G04F10/10 - by measuring electric or magnetic quantities changing in proportion to time
  • G01S13/14 - wherein a voltage or current pulse is initiated and terminated in accordance respectively with the pulse transmission and echo reception

• US Classifications

  • 342 - Communications: directive radio wave systems and devices
  • 324 - Electricity: measuring and testing
  • 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems
  • 368 - Horology: time measuring systems or devices
  • 968 - Horology