1688207

Information

• Patent Grant
• 1688207

• References
• Source

• Patent Number

  1,688,207

• Date Filed

  Not available

• Date Issued

  Tuesday, October 16, 1928
  96 years ago

• CPC

  • E05B37/0031 - Locks with both permutation and key actuation
  • Y10T70/7141 - Combination and key
  • Y10T70/7853 - Tubular
  • Y10T70/7893 - Permutation
  • Y10T70/7944 - Guard tumbler
  • Y10T70/7966 - Combination-controlled

• US Classifications

  • 070 - Locks