640297

Information

• Patent Grant
• 640297

• References
• Source

• Patent Number

  640,297

• Date Filed

  Not available

• Date Issued

  Tuesday, January 2, 1900
  125 years ago

• CPC

  • E05B67/003 - Chain, wire or cable locks
  • Y10S70/22 - Segmental tumbler
  • Y10S70/23 - Segmental slot in tumbler cooperating with a pin
  • Y10T70/402 - Fetters
  • Y10T70/483 - Flexible shackle
  • Y10T70/491 - Shackles
  • Y10T70/8703 - Flexible

• US Classifications

  • 070 - Locks