2684093

Information

• Patent Grant
• 2684093

• References
• Source

• Patent Number

  2,684,093

• Date Filed

  Not available

• Date Issued

  Tuesday, July 20, 1954
  70 years ago

• CPC

  • E04B1/86 - slab-shaped
  • E04B2001/8245 - Machines for manufacturing, shaping, piercing or filling sound insulating elements
  • E04B2001/848 - the cavities opening onto the face of the element
  • Y10S29/084 - Vacuum exhaust type
  • Y10T408/458 - including nozzle
  • Y10T409/304088 - with means to remove chip
  • Y10T409/305432 - Endless or orbital work or product advancing means

• US Classifications

  • 144 - Woodworking
  • 029 - Metal working
  • 408 - Cutting by use of rotating axially moving tool
  • 409 - Gear cutting, milling, or planing
  • 451 - Abrading