2441549

Information

• Patent Grant
• 2441549

• References
• Source

• Patent Number

  2,441,549

• Date Filed

  Not available

• Date Issued

  Tuesday, May 11, 1948
  76 years ago

• CPC

  • B24B17/04 - involving optical auxiliary means
  • Y10T409/301624 - Duplicating means

• US Classifications

  • 451 - Abrading
  • 184 - Lubrication
  • 250 - Radiant energy
  • 318 - Electricity: motive power systems
  • 409 - Gear cutting, milling, or planing