1487219

Information

• Patent Grant
• 1487219

• References
• Source

• Patent Number

  1,487,219

• Date Filed

  Not available

• Date Issued

  Tuesday, March 18, 1924
  100 years ago

• CPC

  • B21D28/24 - Perforating
  • Y10T83/8831 - Plural distinct cutting edges on same support
  • Y10T83/8838 - By relatively movable fixed axis levers
  • Y10T83/8854 - Progressively cutting
  • Y10T83/8873 - Straight line motion combined with tilting in plane of stroke

• US Classifications

  • 083 - Cutting