1812452

Information

• Patent Grant
• 1812452

• References
• Source

• Patent Number

  1,812,452

• Date Filed

  Not available

• Date Issued

  Tuesday, June 30, 1931
  93 years ago

• CPC

  • B27G21/00 - Safety guards or devices specially designed for other wood-working machines auxiliary devices facilitating proper operation of said wood-working machines
  • Y10S29/052 - Chip breaker
  • Y10S409/903 - Work holder
  • Y10T409/30392 - with means to protect operative or machine [e.g., guard, safety device, etc.]
  • Y10T409/309912 - including relatively movable components and means to relatively immobilize these components

• US Classifications

  • 144 - Woodworking
  • 029 - Metal working
  • 076 - Metal tools and implements, making
  • 269 - Work holders
  • 409 - Gear cutting, milling, or planing
  • 451 - Abrading