2774642

Information

• Patent Grant
• 2774642

• References
• Source

• Patent Number

  2,774,642

• Date Filed

  Not available

• Date Issued

  Tuesday, December 18, 1956
  68 years ago

• CPC

  • B23Q1/5456 - with one supplementary rotating pair

• US Classifications

  • 108 - Horizontally supported planar surfaces