3551661

Information

• Patent Grant
• 3551661

• References
• Source

• Patent Number

  3,551,661

• Date Filed

  Not available

• Date Issued

  Tuesday, December 29, 1970
  53 years ago

• CPC

  • B41J2/40 - providing current or voltage to the multi-stylus head
  • H03M1/00 - Analogue/digital conversion Digital/analogue conversion
  • H03M2201/01 - First edition
  • H03M2201/1109 - Servo-systems for A/D conversion
  • H03M2201/1163 - the counter being a reversible one
  • H03M2201/4135 - Momentary value
  • H03M2201/4216 - Serial-parallel
  • H03M2201/4233 - Bivalued
  • H03M2201/4266 - Decimal radix
  • H03M2201/4279 - Pure
  • H03M2201/52 - Digital conversions
  • H03M2201/522 - Non-denominational/denominational Pure/combination code

• US Classifications

  • 341 - Coded data generation or conversion