1989331

Information

• Patent Grant
• 1989331

• References
• Source

• Patent Number

  1,989,331

• Date Filed

  Not available

• Date Issued

  Tuesday, January 29, 1935
  90 years ago

• CPC

  • B23D25/06 - having a cutting device mounted on an oscillating lever
  • Y10T83/4754 - One tool swings out of work path on return stroke

• US Classifications

  • 083 - Cutting
  • 091 - Motors: expansible chamber type