2028993

Information

• Patent Grant
• 2028993

• References
• Source

• Patent Number

  2,028,993

• Date Filed

  Not available

• Date Issued

  Tuesday, January 28, 1936
  89 years ago

• CPC

  • B25D17/02 - Percussive tool bits
  • B25D2250/211 - Cross-sections of the tool
  • Y10T279/17094 - Sleeve type retainer
  • Y10T279/17957 - Friction grip

• US Classifications

  • 030 - Cutlery
  • 081 - Tools
  • 279 - Chucks or sockets
  • D08 - Tools and hardware