2455384

Information

• Patent Grant
• 2455384

• References
• Source

• Patent Number

  2,455,384

• Date Filed

  Not available

• Date Issued

  Tuesday, December 7, 1948
  76 years ago

• CPC

  • G06K21/06 - Apparatus or tools adapted for slotting or otherwise marking information-retrieval cards
  • Y10T83/6556 - Oscillating work-carrier
  • Y10T83/8733 - Tool movable to cooperate selectively with one of a plurality of mating tools
  • Y10T83/8758 - Manually actuated work-moving tool
  • Y10T83/8801 - Plural tools on single oscillating arm [i.e., tool holder]

• US Classifications

  • 083 - Cutting