1898139

Information

• Patent Grant
• 1898139

• References
• Source

• Patent Number

  1,898,139

• Date Filed

  Not available

• Date Issued

  Tuesday, February 21, 1933
  92 years ago

• CPC

  • B26D1/143 - rotating about a stationary axis
  • Y10T83/8726 - Single tool with plural selective driving means

• US Classifications

  • 074 - Machine element or mechanism
  • 083 - Cutting
  • 192 - Clutches and power-stop control