3750150

Information

• Patent Grant
• 3750150

• References
• Source

• Patent Number

  3,750,150

• Date Filed

  Not available

• Date Issued

  Tuesday, July 31, 1973
  51 years ago

• CPC

  • G06F3/02 - Input arrangements using manually operated switches
  • H03K17/969 - having a plurality of control members
  • H04L13/16 - of transmitters

• US Classifications

  • 341 - Coded data generation or conversion
  • 178 - Telegraphy
  • 400 - Typewriting machines