3030013

Information

• Patent Grant
• 3030013

• References
• Source

• Patent Number

  3,030,013

• Date Filed

  Not available

• Date Issued

  Tuesday, April 17, 1962
  62 years ago

• CPC

  • G06C11/08 - with punching mechanism

• US Classifications

  • 235 - Registers
  • 346 - Recorders