3020679

Information

• Patent Grant
• 3020679

• References
• Source

• Patent Number

  3,020,679

• Date Filed

  Not available

• Date Issued

  Tuesday, February 13, 1962
  63 years ago

• CPC

  • B23Q5/385 - using a gear and rack mechanism or a friction wheel co-operating with a rail
  • B23Q1/267 - with means to prevent skewness between the relatively slidable members
  • B24B7/005 - Portal grinding machines
  • B24B7/224 - Portal grinding machines; Machines having a tool movable in a plane
  • B24B27/0007 - Movable machines

• US Classifications

  • 451 - Abrading