3922939

Information

• Patent Grant
• 3922939

• References
• Source

• Patent Number

  3,922,939

• Date Filed

  Not available

• Date Issued

  Tuesday, December 2, 1975
  49 years ago

• CPC

  • B21D43/028 - Tools travelling with material
  • B23D25/10 - on co-operating beams moving parallel to each other and attached to lever mechanisms
  • Y10T83/4693 - With means to concurrently adjust flying frequency and retain flying speed of tool
  • Y10T83/4749 - Tool mounted on oscillating standard
  • Y10T83/4786 - Cutting couple type

• US Classifications

  • 083 - Cutting