3538313

Information

• Patent Grant
• 3538313

• References
• Source

• Patent Number

  3,538,313

• Date Filed

  Not available

• Date Issued

  Tuesday, November 3, 1970
  54 years ago

• CPC

  • G09B29/06 - of belt form
  • G01C21/22 - Plotting boards
  • G01S1/02 - using radio waves

• US Classifications

  • 701 - Data processing: vehicles, navigation, and relative location
  • 353 - Optics: image projectors