3686483

Information

• Patent Grant
• 3686483

• References
• Source

• Patent Number

  3,686,483

• Date Filed

  Not available

• Date Issued

  Tuesday, August 22, 1972
  52 years ago

• CPC

  • H03K23/74 - using relays
  • G03B17/24 - with means for separately producing marks on the film
  • G03G21/02 - Counting the number of copies Billing

• US Classifications

  • 377 - Electrical pulse counters, pulse dividers, or shift registers: circuits and systems
  • 399 - Electrophotography