2998188

Information

• Patent Grant
• 2998188

• References
• Source

• Patent Number

  2,998,188

• Date Filed

  Not available

• Date Issued

  Tuesday, August 29, 1961
  63 years ago

• CPC

  • B67D7/221 - using electrical or electro-mechanical means
  • G06M1/104 - electromagnets, clicks
  • G06M1/363 - with drums
  • G06M3/021 - with drums type indicating means
  • G06M3/14 - for registering difference of positive and negative actuations

• US Classifications

  • 377 - Electrical pulse counters, pulse dividers, or shift registers: circuits and systems
  • 235 - Registers