257626

Information

• Patent Grant
• 257626

• References
• Source

• Patent Number

  257,626

• Date Filed

  Not available

• Date Issued

  Tuesday, May 9, 1882
  142 years ago

• CPC

  • E05B37/00 - Permutation or combination locks Puzzle locks
  • Y10T70/7181 - Tumbler type
  • Y10T70/7186 - Plural interdependent sets
  • Y10T70/7192 - Plural independently operable sets
  • Y10T70/8324 - Housings
  • Y10T70/8946 - Emergency unlocking or release arrangements

• US Classifications

  • 070 - Locks