2791695

Information

• Patent Grant
• 2791695

• References
• Source

• Patent Number

  2,791,695

• Date Filed

  Not available

• Date Issued

  Tuesday, May 7, 1957
  67 years ago

• CPC

  • G06M11/04 - with provision for distinguishing between different sizes of objects
  • G06M11/02 - using an electron beam scanning a surface line by line
  • H03K21/00 - Details of pulse counters or frequency dividers

• US Classifications

  • 377 - Electrical pulse counters, pulse dividers, or shift registers: circuits and systems
  • 250 - Radiant energy
  • 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems
  • 331 - Oscillators
  • 356 - Optics: measuring and testing